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Finding the Fourth Proportional to 273.89, 410.38 and 119.59

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Solution

The fourth proportional to 273.89, 410.38 and 119.59 is: 179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.89 : 410.38 = 119.59 : x
  2. Step 2: Convert to fraction form
    273.89/410.38 = 119.59/x
  3. Step 3: Cross multiply
    273.89x = 410.38 × 119.59
  4. Step 4: Simplify right side
    273.89x = 49,077.34
  5. Step 5: Solve for x
    x = 49,077.34/273.89
  6. Step 6: Final answer
    x = 179.19

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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.