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Finding the Fourth Proportional to 332.57, 458.95 and 185.22

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Solution

The fourth proportional to 332.57, 458.95 and 185.22 is: 255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.57 : 458.95 = 185.22 : x
  2. Step 2: Convert to fraction form
    332.57/458.95 = 185.22/x
  3. Step 3: Cross multiply
    332.57x = 458.95 × 185.22
  4. Step 4: Simplify right side
    332.57x = 85,004.42
  5. Step 5: Solve for x
    x = 85,004.42/332.57
  6. Step 6: Final answer
    x = 255.60

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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.