Home / 802,519.20-1,203,778.80-269,863.20

Finding the Fourth Proportional to 802,519.20, 1,203,778.80 and 269,863.20

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Solution

The fourth proportional to 802,519.20, 1,203,778.80 and 269,863.20 is: 404,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,519.20 : 1,203,778.80 = 269,863.20 : x
  2. Step 2: Convert to fraction form
    802,519.20/1,203,778.80 = 269,863.20/x
  3. Step 3: Cross multiply
    802,519.20x = 1,203,778.80 × 269,863.20
  4. Step 4: Simplify right side
    802,519.20x = 324,855,599,060.16
  5. Step 5: Solve for x
    x = 324,855,599,060.16/802,519.20
  6. Step 6: Final answer
    x = 404,794.80

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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.