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Finding the Fourth Proportional to 836,446.44, 1,253,964.28 and 362,775

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Solution

The fourth proportional to 836,446.44, 1,253,964.28 and 362,775 is: 543,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,446.44 : 1,253,964.28 = 362,775 : x
  2. Step 2: Convert to fraction form
    836,446.44/1,253,964.28 = 362,775/x
  3. Step 3: Cross multiply
    836,446.44x = 1,253,964.28 × 362,775
  4. Step 4: Simplify right side
    836,446.44x = 454,906,891,677
  5. Step 5: Solve for x
    x = 454,906,891,677/836,446.44
  6. Step 6: Final answer
    x = 543,856.57

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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.