Home / 731,330.16-1,008,829.41-425,372.10

Finding the Fourth Proportional to 731,330.16, 1,008,829.41 and 425,372.10

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Solution

The fourth proportional to 731,330.16, 1,008,829.41 and 425,372.10 is: 586,777.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,330.16 : 1,008,829.41 = 425,372.10 : x
  2. Step 2: Convert to fraction form
    731,330.16/1,008,829.41 = 425,372.10/x
  3. Step 3: Cross multiply
    731,330.16x = 1,008,829.41 × 425,372.10
  4. Step 4: Simplify right side
    731,330.16x = 429,127,884,673.46
  5. Step 5: Solve for x
    x = 429,127,884,673.46/731,330.16
  6. Step 6: Final answer
    x = 586,777.23

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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.