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Finding the Fourth Proportional to 337.42, 506.11 and 207.44

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Solution

The fourth proportional to 337.42, 506.11 and 207.44 is: 311.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.42 : 506.11 = 207.44 : x
  2. Step 2: Convert to fraction form
    337.42/506.11 = 207.44/x
  3. Step 3: Cross multiply
    337.42x = 506.11 × 207.44
  4. Step 4: Simplify right side
    337.42x = 104,987.83
  5. Step 5: Solve for x
    x = 104,987.83/337.42
  6. Step 6: Final answer
    x = 311.15

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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.