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Finding the Fourth Proportional to 673,375.74, 1,008,761.13 and 564,006.60

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Solution

The fourth proportional to 673,375.74, 1,008,761.13 and 564,006.60 is: 844,918.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,375.74 : 1,008,761.13 = 564,006.60 : x
  2. Step 2: Convert to fraction form
    673,375.74/1,008,761.13 = 564,006.60/x
  3. Step 3: Cross multiply
    673,375.74x = 1,008,761.13 × 564,006.60
  4. Step 4: Simplify right side
    673,375.74x = 568,947,935,143.46
  5. Step 5: Solve for x
    x = 568,947,935,143.46/673,375.74
  6. Step 6: Final answer
    x = 844,918.97

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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.