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Finding the Fourth Proportional to 382.17, 527.27 and 332.97

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Solution

The fourth proportional to 382.17, 527.27 and 332.97 is: 459.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.17 : 527.27 = 332.97 : x
  2. Step 2: Convert to fraction form
    382.17/527.27 = 332.97/x
  3. Step 3: Cross multiply
    382.17x = 527.27 × 332.97
  4. Step 4: Simplify right side
    382.17x = 175,565.09
  5. Step 5: Solve for x
    x = 175,565.09/382.17
  6. Step 6: Final answer
    x = 459.39

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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.