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Finding the Fourth Proportional to 327.56, 452.00 and 180.16

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Solution

The fourth proportional to 327.56, 452.00 and 180.16 is: 248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.56 : 452.00 = 180.16 : x
  2. Step 2: Convert to fraction form
    327.56/452.00 = 180.16/x
  3. Step 3: Cross multiply
    327.56x = 452.00 × 180.16
  4. Step 4: Simplify right side
    327.56x = 81,430.63
  5. Step 5: Solve for x
    x = 81,430.63/327.56
  6. Step 6: Final answer
    x = 248.60

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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.