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Finding the Fourth Proportional to 531.26, 733.51 and 332.17

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Solution

The fourth proportional to 531.26, 733.51 and 332.17 is: 458.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.26 : 733.51 = 332.17 : x
  2. Step 2: Convert to fraction form
    531.26/733.51 = 332.17/x
  3. Step 3: Cross multiply
    531.26x = 733.51 × 332.17
  4. Step 4: Simplify right side
    531.26x = 243,650.86
  5. Step 5: Solve for x
    x = 243,650.86/531.26
  6. Step 6: Final answer
    x = 458.62

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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.