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Finding the Fourth Proportional to 273.48, 410.01 and 267

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Solution

The fourth proportional to 273.48, 410.01 and 267 is: 400.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.48 : 410.01 = 267 : x
  2. Step 2: Convert to fraction form
    273.48/410.01 = 267/x
  3. Step 3: Cross multiply
    273.48x = 410.01 × 267
  4. Step 4: Simplify right side
    273.48x = 109,472.67
  5. Step 5: Solve for x
    x = 109,472.67/273.48
  6. Step 6: Final answer
    x = 400.29

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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.