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Finding the Fourth Proportional to 327.06, 451.35 and 185.25

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Solution

The fourth proportional to 327.06, 451.35 and 185.25 is: 255.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.06 : 451.35 = 185.25 : x
  2. Step 2: Convert to fraction form
    327.06/451.35 = 185.25/x
  3. Step 3: Cross multiply
    327.06x = 451.35 × 185.25
  4. Step 4: Simplify right side
    327.06x = 83,613.76
  5. Step 5: Solve for x
    x = 83,613.76/327.06
  6. Step 6: Final answer
    x = 255.65

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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.