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Finding the Fourth Proportional to 702,244.28, 969,097.10 and 379,954.38

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Solution

The fourth proportional to 702,244.28, 969,097.10 and 379,954.38 is: 524,337.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,244.28 : 969,097.10 = 379,954.38 : x
  2. Step 2: Convert to fraction form
    702,244.28/969,097.10 = 379,954.38/x
  3. Step 3: Cross multiply
    702,244.28x = 969,097.10 × 379,954.38
  4. Step 4: Simplify right side
    702,244.28x = 368,212,687,059.43
  5. Step 5: Solve for x
    x = 368,212,687,059.43/702,244.28
  6. Step 6: Final answer
    x = 524,337.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.