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Finding the Fourth Proportional to 337.56, 506.30 and 132.27

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Solution

The fourth proportional to 337.56, 506.30 and 132.27 is: 198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.56 : 506.30 = 132.27 : x
  2. Step 2: Convert to fraction form
    337.56/506.30 = 132.27/x
  3. Step 3: Cross multiply
    337.56x = 506.30 × 132.27
  4. Step 4: Simplify right side
    337.56x = 66,970.76
  5. Step 5: Solve for x
    x = 66,970.76/337.56
  6. Step 6: Final answer
    x = 198.40

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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.