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Finding the Fourth Proportional to 365.20, 547.44 and 182.04

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Solution

The fourth proportional to 365.20, 547.44 and 182.04 is: 272.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.20 : 547.44 = 182.04 : x
  2. Step 2: Convert to fraction form
    365.20/547.44 = 182.04/x
  3. Step 3: Cross multiply
    365.20x = 547.44 × 182.04
  4. Step 4: Simplify right side
    365.20x = 99,652.79
  5. Step 5: Solve for x
    x = 99,652.79/365.20
  6. Step 6: Final answer
    x = 272.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.