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Finding the Fourth Proportional to 367,117.92, 506,692.08 and 239,902.56

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Solution

The fourth proportional to 367,117.92, 506,692.08 and 239,902.56 is: 331,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,117.92 : 506,692.08 = 239,902.56 : x
  2. Step 2: Convert to fraction form
    367,117.92/506,692.08 = 239,902.56/x
  3. Step 3: Cross multiply
    367,117.92x = 506,692.08 × 239,902.56
  4. Step 4: Simplify right side
    367,117.92x = 121,556,727,123.73
  5. Step 5: Solve for x
    x = 121,556,727,123.73/367,117.92
  6. Step 6: Final answer
    x = 331,110.85

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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.