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Finding the Fourth Proportional to 332.91, 459.42 and 185.55

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Solution

The fourth proportional to 332.91, 459.42 and 185.55 is: 256.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.91 : 459.42 = 185.55 : x
  2. Step 2: Convert to fraction form
    332.91/459.42 = 185.55/x
  3. Step 3: Cross multiply
    332.91x = 459.42 × 185.55
  4. Step 4: Simplify right side
    332.91x = 85,245.38
  5. Step 5: Solve for x
    x = 85,245.38/332.91
  6. Step 6: Final answer
    x = 256.06

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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.