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Finding the Fourth Proportional to 276.12, 414.18 and 244.26

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Solution

The fourth proportional to 276.12, 414.18 and 244.26 is: 366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    276.12 : 414.18 = 244.26 : x
  2. Step 2: Convert to fraction form
    276.12/414.18 = 244.26/x
  3. Step 3: Cross multiply
    276.12x = 414.18 × 244.26
  4. Step 4: Simplify right side
    276.12x = 101,167.61
  5. Step 5: Solve for x
    x = 101,167.61/276.12
  6. Step 6: Final answer
    x = 366.39

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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.