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Finding the Fourth Proportional to 375.97, 563.31 and 337.92

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Solution

The fourth proportional to 375.97, 563.31 and 337.92 is: 506.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.97 : 563.31 = 337.92 : x
  2. Step 2: Convert to fraction form
    375.97/563.31 = 337.92/x
  3. Step 3: Cross multiply
    375.97x = 563.31 × 337.92
  4. Step 4: Simplify right side
    375.97x = 190,354.56
  5. Step 5: Solve for x
    x = 190,354.56/375.97
  6. Step 6: Final answer
    x = 506.31

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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.