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Finding the Fourth Proportional to 609,351.72, 840,882.24 and 337,398

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Solution

The fourth proportional to 609,351.72, 840,882.24 and 337,398 is: 465,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,351.72 : 840,882.24 = 337,398 : x
  2. Step 2: Convert to fraction form
    609,351.72/840,882.24 = 337,398/x
  3. Step 3: Cross multiply
    609,351.72x = 840,882.24 × 337,398
  4. Step 4: Simplify right side
    609,351.72x = 283,711,986,011.52
  5. Step 5: Solve for x
    x = 283,711,986,011.52/609,351.72
  6. Step 6: Final answer
    x = 465,596.43

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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.