Mass per volume density.
Pounds per Quart to Carats per Cubic foot Converter — lb/qt to ct/ft3
Convert Pound per Quart (lb/qt) to Carat per Cubic foot (ct/ft3) using the exact conversion factor (1 pound per quart = 67,862.1312 carat per cubic foot). See the formula, worked examples, and conversion table.
Pounds per Quart to Carats per Cubic foot converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 479.3057093 / 0.007062933344.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Quart to Carats per Cubic foot
Pound per Quart and Carat per Cubic foot both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
carats per cubic foot = pounds per quart × 67862.1312
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per quart equals 479.305709268 base units, and 1 carat per cubic foot equals 0.0070629333443 base units, so dividing one by the other gives the direct pound per quart-to-carat per cubic foot factor of 67862.1312.
Simple example
1 lb/qt × 67862.1312 = 67,862.1312 ct/ft3
1 pound per quart = 67,862.1312 carats per cubic foot.
Real-world example
1,000 lb/qt × 67862.1312 = 67,862,131.2 ct/ft3
1,000 pounds per quart = 67,862,131.2 carats per cubic foot.
Conversion table
| Pound per Quart (lb/qt) | Carat per Cubic foot (ct/ft3) |
|---|---|
| 0.1 lb/qt | 6,786.21312 ct/ft3 |
| 1 lb/qt | 67,862.1312 ct/ft3 |
| 10 lb/qt | 678,621.312 ct/ft3 |
| 100 lb/qt | 6,786,213.12 ct/ft3 |
| 1,000 lb/qt | 67,862,131.2 ct/ft3 |
| 10,000 lb/qt | 678,621,312 ct/ft3 |
Reverse conversion: Carat per Cubic foot to Pound per Quart
1 ct/ft3 × 0.00001473575884 = 0.0000147358 lb/qt
1 carat per cubic foot = 0.0000147358 pounds per quart.
pounds per quart = carats per cubic foot × 0.000014735758844
For a page dedicated to this direction, see Carat per Cubic foot to Pound per Quart.
Understanding the Pound per Quart (lb/qt)
Mass per volume density.
Understanding the Carat per Cubic foot (ct/ft3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per cubic foot are in 1 pound per quart?
1 pound per quart equals 67,862.1312 carats per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert pound per quart to carat per cubic foot?
Multiply the pound per quart value by 67862.1312. The converter above does this instantly to whatever precision you set.
How do I convert carat per cubic foot back to pound per quart?
Use the reverse factor: 1 carat per cubic foot equals 0.0000147358 pounds per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per quart?
Pound per Quart (lb/qt) is a unit of density.
What is a carat per cubic foot?
Carat per Cubic foot (ct/ft3) is a unit of density.
Is the pound per quart to carat per cubic foot conversion exact?
Yes. Both pound per quart and carat per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 67862.1312 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.