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Finding the Fourth Proportional to 365.28, 548.10 and 182.58

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Solution

The fourth proportional to 365.28, 548.10 and 182.58 is: 273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.28 : 548.10 = 182.58 : x
  2. Step 2: Convert to fraction form
    365.28/548.10 = 182.58/x
  3. Step 3: Cross multiply
    365.28x = 548.10 × 182.58
  4. Step 4: Simplify right side
    365.28x = 100,072.10
  5. Step 5: Solve for x
    x = 100,072.10/365.28
  6. Step 6: Final answer
    x = 273.96

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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.