Home / 731,327.28-1,008,825.44-425,369.22

Finding the Fourth Proportional to 731,327.28, 1,008,825.44 and 425,369.22

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Solution

The fourth proportional to 731,327.28, 1,008,825.44 and 425,369.22 is: 586,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,327.28 : 1,008,825.44 = 425,369.22 : x
  2. Step 2: Convert to fraction form
    731,327.28/1,008,825.44 = 425,369.22/x
  3. Step 3: Cross multiply
    731,327.28x = 1,008,825.44 × 425,369.22
  4. Step 4: Simplify right side
    731,327.28x = 429,123,290,528.96
  5. Step 5: Solve for x
    x = 429,123,290,528.96/731,327.28
  6. Step 6: Final answer
    x = 586,773.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.