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Finding the Fourth Proportional to 269.62, 373.82 and 260.62

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Solution

The fourth proportional to 269.62, 373.82 and 260.62 is: 361.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.62 : 373.82 = 260.62 : x
  2. Step 2: Convert to fraction form
    269.62/373.82 = 260.62/x
  3. Step 3: Cross multiply
    269.62x = 373.82 × 260.62
  4. Step 4: Simplify right side
    269.62x = 97,424.97
  5. Step 5: Solve for x
    x = 97,424.97/269.62
  6. Step 6: Final answer
    x = 361.34

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.