Home / 980,294.15-1,469,188.68-790,843.85

Finding the Fourth Proportional to 980,294.15, 1,469,188.68 and 790,843.85

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Solution

The fourth proportional to 980,294.15, 1,469,188.68 and 790,843.85 is: 1,185,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,294.15 : 1,469,188.68 = 790,843.85 : x
  2. Step 2: Convert to fraction form
    980,294.15/1,469,188.68 = 790,843.85/x
  3. Step 3: Cross multiply
    980,294.15x = 1,469,188.68 × 790,843.85
  4. Step 4: Simplify right side
    980,294.15x = 1,161,898,839,978.15
  5. Step 5: Solve for x
    x = 1,161,898,839,978.15/980,294.15
  6. Step 6: Final answer
    x = 1,185,255.31

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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.