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Finding the Fourth Proportional to 273.88, 410.16 and 151.84

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Solution

The fourth proportional to 273.88, 410.16 and 151.84 is: 227.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.88 : 410.16 = 151.84 : x
  2. Step 2: Convert to fraction form
    273.88/410.16 = 151.84/x
  3. Step 3: Cross multiply
    273.88x = 410.16 × 151.84
  4. Step 4: Simplify right side
    273.88x = 62,278.69
  5. Step 5: Solve for x
    x = 62,278.69/273.88
  6. Step 6: Final answer
    x = 227.39

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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.