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Finding the Fourth Proportional to 794,203, 1,191,452.10 and 261,761.44

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Solution

The fourth proportional to 794,203, 1,191,452.10 and 261,761.44 is: 392,690.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,203 : 1,191,452.10 = 261,761.44 : x
  2. Step 2: Convert to fraction form
    794,203/1,191,452.10 = 261,761.44/x
  3. Step 3: Cross multiply
    794,203x = 1,191,452.10 × 261,761.44
  4. Step 4: Simplify right side
    794,203x = 311,876,217,387.02
  5. Step 5: Solve for x
    x = 311,876,217,387.02/794,203
  6. Step 6: Final answer
    x = 392,690.81

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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.