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Finding the Fourth Proportional to 366.73, 550.14 and 251.44

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Solution

The fourth proportional to 366.73, 550.14 and 251.44 is: 377.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.73 : 550.14 = 251.44 : x
  2. Step 2: Convert to fraction form
    366.73/550.14 = 251.44/x
  3. Step 3: Cross multiply
    366.73x = 550.14 × 251.44
  4. Step 4: Simplify right side
    366.73x = 138,327.20
  5. Step 5: Solve for x
    x = 138,327.20/366.73
  6. Step 6: Final answer
    x = 377.19

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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.