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Finding the Fourth Proportional to 593.28, 890.28 and 410.76

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Solution

The fourth proportional to 593.28, 890.28 and 410.76 is: 616.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.28 : 890.28 = 410.76 : x
  2. Step 2: Convert to fraction form
    593.28/890.28 = 410.76/x
  3. Step 3: Cross multiply
    593.28x = 890.28 × 410.76
  4. Step 4: Simplify right side
    593.28x = 365,691.41
  5. Step 5: Solve for x
    x = 365,691.41/593.28
  6. Step 6: Final answer
    x = 616.39

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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.