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Finding the Fourth Proportional to 1,469,959, 2,204,938.50 and 472,687

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Solution

The fourth proportional to 1,469,959, 2,204,938.50 and 472,687 is: 709,030.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,959 : 2,204,938.50 = 472,687 : x
  2. Step 2: Convert to fraction form
    1,469,959/2,204,938.50 = 472,687/x
  3. Step 3: Cross multiply
    1,469,959x = 2,204,938.50 × 472,687
  4. Step 4: Simplify right side
    1,469,959x = 1,042,245,764,749.50
  5. Step 5: Solve for x
    x = 1,042,245,764,749.50/1,469,959
  6. Step 6: Final answer
    x = 709,030.50

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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.