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Finding the Fourth Proportional to 337.25, 506.07 and 315.92

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Solution

The fourth proportional to 337.25, 506.07 and 315.92 is: 474.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.25 : 506.07 = 315.92 : x
  2. Step 2: Convert to fraction form
    337.25/506.07 = 315.92/x
  3. Step 3: Cross multiply
    337.25x = 506.07 × 315.92
  4. Step 4: Simplify right side
    337.25x = 159,877.63
  5. Step 5: Solve for x
    x = 159,877.63/337.25
  6. Step 6: Final answer
    x = 474.06

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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.