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Finding the Fourth Proportional to 606.31, 908.92 and 332.17

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Solution

The fourth proportional to 606.31, 908.92 and 332.17 is: 497.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.31 : 908.92 = 332.17 : x
  2. Step 2: Convert to fraction form
    606.31/908.92 = 332.17/x
  3. Step 3: Cross multiply
    606.31x = 908.92 × 332.17
  4. Step 4: Simplify right side
    606.31x = 301,915.96
  5. Step 5: Solve for x
    x = 301,915.96/606.31
  6. Step 6: Final answer
    x = 497.96

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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.