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Finding the Fourth Proportional to 532,355.49, 798,425.10 and 195,281.55

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Solution

The fourth proportional to 532,355.49, 798,425.10 and 195,281.55 is: 292,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,355.49 : 798,425.10 = 195,281.55 : x
  2. Step 2: Convert to fraction form
    532,355.49/798,425.10 = 195,281.55/x
  3. Step 3: Cross multiply
    532,355.49x = 798,425.10 × 195,281.55
  4. Step 4: Simplify right side
    532,355.49x = 155,917,691,086.91
  5. Step 5: Solve for x
    x = 155,917,691,086.91/532,355.49
  6. Step 6: Final answer
    x = 292,882.66

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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.