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Finding the Fourth Proportional to 273.32, 376.95 and 177.47

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Solution

The fourth proportional to 273.32, 376.95 and 177.47 is: 244.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.32 : 376.95 = 177.47 : x
  2. Step 2: Convert to fraction form
    273.32/376.95 = 177.47/x
  3. Step 3: Cross multiply
    273.32x = 376.95 × 177.47
  4. Step 4: Simplify right side
    273.32x = 66,895.43
  5. Step 5: Solve for x
    x = 66,895.43/273.32
  6. Step 6: Final answer
    x = 244.76

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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.