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Finding the Fourth Proportional to 273.84, 410.22 and 201.48

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Solution

The fourth proportional to 273.84, 410.22 and 201.48 is: 301.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.84 : 410.22 = 201.48 : x
  2. Step 2: Convert to fraction form
    273.84/410.22 = 201.48/x
  3. Step 3: Cross multiply
    273.84x = 410.22 × 201.48
  4. Step 4: Simplify right side
    273.84x = 82,651.13
  5. Step 5: Solve for x
    x = 82,651.13/273.84
  6. Step 6: Final answer
    x = 301.82

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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.