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Finding the Fourth Proportional to 331,863.32, 497,594.82 and 132,214.52

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Solution

The fourth proportional to 331,863.32, 497,594.82 and 132,214.52 is: 198,242.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,863.32 : 497,594.82 = 132,214.52 : x
  2. Step 2: Convert to fraction form
    331,863.32/497,594.82 = 132,214.52/x
  3. Step 3: Cross multiply
    331,863.32x = 497,594.82 × 132,214.52
  4. Step 4: Simplify right side
    331,863.32x = 65,789,260,280.79
  5. Step 5: Solve for x
    x = 65,789,260,280.79/331,863.32
  6. Step 6: Final answer
    x = 198,242.04

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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.