Finding the Fourth Proportional to 594,397.28, 891,728.40 and 278,685.92
Calculator
Solution
The fourth proportional to 594,397.28, 891,728.40 and 278,685.92 is: 418,090.99
Step by Step Solution
- Step 1: Write the proportion equation
594,397.28 : 891,728.40 = 278,685.92 : x - Step 2: Convert to fraction form
594,397.28/891,728.40 = 278,685.92/x - Step 3: Cross multiply
594,397.28x = 891,728.40 × 278,685.92 - Step 4: Simplify right side
594,397.28x = 248,512,149,544.13 - Step 5: Solve for x
x = 248,512,149,544.13/594,397.28 - Step 6: Final answer
x = 418,090.99
Related Problems
Find fourth proportional to 297,198.64, 445,864.20 and 139,342.96
Half scale
Find fourth proportional to 1,188,794.56, 1,783,456.80 and 557,371.84
Double scale
Find fourth proportional to 594,398.28, 891,729.90 and 278,686.92
Similar ratio
Find fourth proportional to 891,595.92, 1,337,592.60 and 418,028.88
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.