Home / 844,681.20-1,265,255.40-395,785.20

Finding the Fourth Proportional to 844,681.20, 1,265,255.40 and 395,785.20

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Solution

The fourth proportional to 844,681.20, 1,265,255.40 and 395,785.20 is: 592,850.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,681.20 : 1,265,255.40 = 395,785.20 : x
  2. Step 2: Convert to fraction form
    844,681.20/1,265,255.40 = 395,785.20/x
  3. Step 3: Cross multiply
    844,681.20x = 1,265,255.40 × 395,785.20
  4. Step 4: Simplify right side
    844,681.20x = 500,769,361,540.08
  5. Step 5: Solve for x
    x = 500,769,361,540.08/844,681.20
  6. Step 6: Final answer
    x = 592,850.13

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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.