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Finding the Fourth Proportional to 276.57, 414.46 and 244.00

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Solution

The fourth proportional to 276.57, 414.46 and 244.00 is: 365.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    276.57 : 414.46 = 244.00 : x
  2. Step 2: Convert to fraction form
    276.57/414.46 = 244.00/x
  3. Step 3: Cross multiply
    276.57x = 414.46 × 244.00
  4. Step 4: Simplify right side
    276.57x = 101,129.06
  5. Step 5: Solve for x
    x = 101,129.06/276.57
  6. Step 6: Final answer
    x = 365.65

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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.