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Finding the Fourth Proportional to 327.93, 452.52 and 180.55

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Solution

The fourth proportional to 327.93, 452.52 and 180.55 is: 249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.93 : 452.52 = 180.55 : x
  2. Step 2: Convert to fraction form
    327.93/452.52 = 180.55/x
  3. Step 3: Cross multiply
    327.93x = 452.52 × 180.55
  4. Step 4: Simplify right side
    327.93x = 81,702.49
  5. Step 5: Solve for x
    x = 81,702.49/327.93
  6. Step 6: Final answer
    x = 249.15

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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.