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Finding the Fourth Proportional to 531,338.66, 732,732.23 and 337,404.30

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Solution

The fourth proportional to 531,338.66, 732,732.23 and 337,404.30 is: 465,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,338.66 : 732,732.23 = 337,404.30 : x
  2. Step 2: Convert to fraction form
    531,338.66/732,732.23 = 337,404.30/x
  3. Step 3: Cross multiply
    531,338.66x = 732,732.23 × 337,404.30
  4. Step 4: Simplify right side
    531,338.66x = 247,227,003,463.57
  5. Step 5: Solve for x
    x = 247,227,003,463.57/531,338.66
  6. Step 6: Final answer
    x = 465,290.83

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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.