Home / 585,919.60-878,879.40-270,283.12

Finding the Fourth Proportional to 585,919.60, 878,879.40 and 270,283.12

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Solution

The fourth proportional to 585,919.60, 878,879.40 and 270,283.12 is: 405,424.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,919.60 : 878,879.40 = 270,283.12 : x
  2. Step 2: Convert to fraction form
    585,919.60/878,879.40 = 270,283.12/x
  3. Step 3: Cross multiply
    585,919.60x = 878,879.40 × 270,283.12
  4. Step 4: Simplify right side
    585,919.60x = 237,546,266,335.73
  5. Step 5: Solve for x
    x = 237,546,266,335.73/585,919.60
  6. Step 6: Final answer
    x = 405,424.68

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Similar ratio
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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.