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Finding the Fourth Proportional to 269.06, 368.11 and 267.91

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Solution

The fourth proportional to 269.06, 368.11 and 267.91 is: 366.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.06 : 368.11 = 267.91 : x
  2. Step 2: Convert to fraction form
    269.06/368.11 = 267.91/x
  3. Step 3: Cross multiply
    269.06x = 368.11 × 267.91
  4. Step 4: Simplify right side
    269.06x = 98,618.63
  5. Step 5: Solve for x
    x = 98,618.63/269.06
  6. Step 6: Final answer
    x = 366.53

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.