How to Convert lb/in³ to lb/ft³
To convert lb/in³ to lb/ft³, multiply the value by 1727.99575491.
The Formula
lb/ft³ = lb/in³ × 1727.99575491
Key Fact
1 pound per cubic inch = 1727.99575491 lb/ft³
Tip: To convert lb/ft³ back to lb/in³, divide by 1727.99575491.