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Finding the Fourth Proportional to 267.76, 401.82 and 244

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Solution

The fourth proportional to 267.76, 401.82 and 244 is: 366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.76 : 401.82 = 244 : x
  2. Step 2: Convert to fraction form
    267.76/401.82 = 244/x
  3. Step 3: Cross multiply
    267.76x = 401.82 × 244
  4. Step 4: Simplify right side
    267.76x = 98,044.08
  5. Step 5: Solve for x
    x = 98,044.08/267.76
  6. Step 6: Final answer
    x = 366.16

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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.