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Finding the Fourth Proportional to 593.44, 818.75 and 372.31

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Solution

The fourth proportional to 593.44, 818.75 and 372.31 is: 513.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.44 : 818.75 = 372.31 : x
  2. Step 2: Convert to fraction form
    593.44/818.75 = 372.31/x
  3. Step 3: Cross multiply
    593.44x = 818.75 × 372.31
  4. Step 4: Simplify right side
    593.44x = 304,827.70
  5. Step 5: Solve for x
    x = 304,827.70/593.44
  6. Step 6: Final answer
    x = 513.66

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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.