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Finding the Fourth Proportional to 472,432.91, 708,652.02 and 117,446.92

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Solution

The fourth proportional to 472,432.91, 708,652.02 and 117,446.92 is: 176,171.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,432.91 : 708,652.02 = 117,446.92 : x
  2. Step 2: Convert to fraction form
    472,432.91/708,652.02 = 117,446.92/x
  3. Step 3: Cross multiply
    472,432.91x = 708,652.02 × 117,446.92
  4. Step 4: Simplify right side
    472,432.91x = 83,228,997,100.78
  5. Step 5: Solve for x
    x = 83,228,997,100.78/472,432.91
  6. Step 6: Final answer
    x = 176,171.04

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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.