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Finding the Fourth Proportional to 593, 818.16 and 372.16

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Solution

The fourth proportional to 593, 818.16 and 372.16 is: 513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    593 : 818.16 = 372.16 : x
  2. Step 2: Convert to fraction form
    593/818.16 = 372.16/x
  3. Step 3: Cross multiply
    593x = 818.16 × 372.16
  4. Step 4: Simplify right side
    593x = 304,486.43
  5. Step 5: Solve for x
    x = 304,486.43/593
  6. Step 6: Final answer
    x = 513.47

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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.