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Finding the Fourth Proportional to 273.52, 377.32 and 180.28

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Solution

The fourth proportional to 273.52, 377.32 and 180.28 is: 248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.52 : 377.32 = 180.28 : x
  2. Step 2: Convert to fraction form
    273.52/377.32 = 180.28/x
  3. Step 3: Cross multiply
    273.52x = 377.32 × 180.28
  4. Step 4: Simplify right side
    273.52x = 68,023.25
  5. Step 5: Solve for x
    x = 68,023.25/273.52
  6. Step 6: Final answer
    x = 248.70

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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.