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Finding the Fourth Proportional to 327.79, 452.37 and 180.43

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Solution

The fourth proportional to 327.79, 452.37 and 180.43 is: 249.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.79 : 452.37 = 180.43 : x
  2. Step 2: Convert to fraction form
    327.79/452.37 = 180.43/x
  3. Step 3: Cross multiply
    327.79x = 452.37 × 180.43
  4. Step 4: Simplify right side
    327.79x = 81,618.86
  5. Step 5: Solve for x
    x = 81,618.86/327.79
  6. Step 6: Final answer
    x = 249.00

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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.