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Finding the Fourth Proportional to 593.27, 818.53 and 372.21

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Solution

The fourth proportional to 593.27, 818.53 and 372.21 is: 513.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.27 : 818.53 = 372.21 : x
  2. Step 2: Convert to fraction form
    593.27/818.53 = 372.21/x
  3. Step 3: Cross multiply
    593.27x = 818.53 × 372.21
  4. Step 4: Simplify right side
    593.27x = 304,663.19
  5. Step 5: Solve for x
    x = 304,663.19/593.27
  6. Step 6: Final answer
    x = 513.54

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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.