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Finding the Fourth Proportional to 337.88, 466.27 and 206.86

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Solution

The fourth proportional to 337.88, 466.27 and 206.86 is: 285.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.88 : 466.27 = 206.86 : x
  2. Step 2: Convert to fraction form
    337.88/466.27 = 206.86/x
  3. Step 3: Cross multiply
    337.88x = 466.27 × 206.86
  4. Step 4: Simplify right side
    337.88x = 96,452.97
  5. Step 5: Solve for x
    x = 96,452.97/337.88
  6. Step 6: Final answer
    x = 285.47

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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.