Home / 800,517.24-1,199,587.59-445,042.26

Finding the Fourth Proportional to 800,517.24, 1,199,587.59 and 445,042.26

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Solution

The fourth proportional to 800,517.24, 1,199,587.59 and 445,042.26 is: 666,902.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,517.24 : 1,199,587.59 = 445,042.26 : x
  2. Step 2: Convert to fraction form
    800,517.24/1,199,587.59 = 445,042.26/x
  3. Step 3: Cross multiply
    800,517.24x = 1,199,587.59 × 445,042.26
  4. Step 4: Simplify right side
    800,517.24x = 533,867,172,121.55
  5. Step 5: Solve for x
    x = 533,867,172,121.55/800,517.24
  6. Step 6: Final answer
    x = 666,902.78

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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.