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Finding the Fourth Proportional to 593.56, 818.28 and 476.92

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Solution

The fourth proportional to 593.56, 818.28 and 476.92 is: 657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.56 : 818.28 = 476.92 : x
  2. Step 2: Convert to fraction form
    593.56/818.28 = 476.92/x
  3. Step 3: Cross multiply
    593.56x = 818.28 × 476.92
  4. Step 4: Simplify right side
    593.56x = 390,254.10
  5. Step 5: Solve for x
    x = 390,254.10/593.56
  6. Step 6: Final answer
    x = 657.48

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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.