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Finding the Fourth Proportional to 593.48, 817.26 and 531.30

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Solution

The fourth proportional to 593.48, 817.26 and 531.30 is: 731.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.48 : 817.26 = 531.30 : x
  2. Step 2: Convert to fraction form
    593.48/817.26 = 531.30/x
  3. Step 3: Cross multiply
    593.48x = 817.26 × 531.30
  4. Step 4: Simplify right side
    593.48x = 434,210.24
  5. Step 5: Solve for x
    x = 434,210.24/593.48
  6. Step 6: Final answer
    x = 731.63

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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.