Home / 792,203.80-1,188,305.70-702,002.20

Finding the Fourth Proportional to 792,203.80, 1,188,305.70 and 702,002.20

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Solution

The fourth proportional to 792,203.80, 1,188,305.70 and 702,002.20 is: 1,053,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,203.80 : 1,188,305.70 = 702,002.20 : x
  2. Step 2: Convert to fraction form
    792,203.80/1,188,305.70 = 702,002.20/x
  3. Step 3: Cross multiply
    792,203.80x = 1,188,305.70 × 702,002.20
  4. Step 4: Simplify right side
    792,203.80x = 834,193,215,672.54
  5. Step 5: Solve for x
    x = 834,193,215,672.54/792,203.80
  6. Step 6: Final answer
    x = 1,053,003.30

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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.