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Finding the Fourth Proportional to 593.93, 818.61 and 446.31

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Solution

The fourth proportional to 593.93, 818.61 and 446.31 is: 615.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.93 : 818.61 = 446.31 : x
  2. Step 2: Convert to fraction form
    593.93/818.61 = 446.31/x
  3. Step 3: Cross multiply
    593.93x = 818.61 × 446.31
  4. Step 4: Simplify right side
    593.93x = 365,352.16
  5. Step 5: Solve for x
    x = 365,352.16/593.93
  6. Step 6: Final answer
    x = 615.14

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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.