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Finding the Fourth Proportional to 337.84, 506.83 and 132.42

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Solution

The fourth proportional to 337.84, 506.83 and 132.42 is: 198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.84 : 506.83 = 132.42 : x
  2. Step 2: Convert to fraction form
    337.84/506.83 = 132.42/x
  3. Step 3: Cross multiply
    337.84x = 506.83 × 132.42
  4. Step 4: Simplify right side
    337.84x = 67,114.43
  5. Step 5: Solve for x
    x = 67,114.43/337.84
  6. Step 6: Final answer
    x = 198.66

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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.