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Finding the Fourth Proportional to 644,366.88, 966,279.60 and 244,787.04

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Solution

The fourth proportional to 644,366.88, 966,279.60 and 244,787.04 is: 367,077.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,366.88 : 966,279.60 = 244,787.04 : x
  2. Step 2: Convert to fraction form
    644,366.88/966,279.60 = 244,787.04/x
  3. Step 3: Cross multiply
    644,366.88x = 966,279.60 × 244,787.04
  4. Step 4: Simplify right side
    644,366.88x = 236,532,723,096.38
  5. Step 5: Solve for x
    x = 236,532,723,096.38/644,366.88
  6. Step 6: Final answer
    x = 367,077.72

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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.