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Finding the Fourth Proportional to 731,483.28, 1,096,227.90 and 447,273

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Solution

The fourth proportional to 731,483.28, 1,096,227.90 and 447,273 is: 670,299.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,483.28 : 1,096,227.90 = 447,273 : x
  2. Step 2: Convert to fraction form
    731,483.28/1,096,227.90 = 447,273/x
  3. Step 3: Cross multiply
    731,483.28x = 1,096,227.90 × 447,273
  4. Step 4: Simplify right side
    731,483.28x = 490,313,141,516.70
  5. Step 5: Solve for x
    x = 490,313,141,516.70/731,483.28
  6. Step 6: Final answer
    x = 670,299.86

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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.