Home / 844,657.20-1,264,040.52-691,079.36

Finding the Fourth Proportional to 844,657.20, 1,264,040.52 and 691,079.36

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Solution

The fourth proportional to 844,657.20, 1,264,040.52 and 691,079.36 is: 1,034,209.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,657.20 : 1,264,040.52 = 691,079.36 : x
  2. Step 2: Convert to fraction form
    844,657.20/1,264,040.52 = 691,079.36/x
  3. Step 3: Cross multiply
    844,657.20x = 1,264,040.52 × 691,079.36
  4. Step 4: Simplify right side
    844,657.20x = 873,552,313,575.67
  5. Step 5: Solve for x
    x = 873,552,313,575.67/844,657.20
  6. Step 6: Final answer
    x = 1,034,209.28

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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.