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Finding the Fourth Proportional to 566.13, 781.10 and 344.92

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Solution

The fourth proportional to 566.13, 781.10 and 344.92 is: 475.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.13 : 781.10 = 344.92 : x
  2. Step 2: Convert to fraction form
    566.13/781.10 = 344.92/x
  3. Step 3: Cross multiply
    566.13x = 781.10 × 344.92
  4. Step 4: Simplify right side
    566.13x = 269,411.38
  5. Step 5: Solve for x
    x = 269,411.38/566.13
  6. Step 6: Final answer
    x = 475.89

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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.