Home / 902,127.12-1,244,891.27-494,230.97

Finding the Fourth Proportional to 902,127.12, 1,244,891.27 and 494,230.97

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Solution

The fourth proportional to 902,127.12, 1,244,891.27 and 494,230.97 is: 682,014.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,127.12 : 1,244,891.27 = 494,230.97 : x
  2. Step 2: Convert to fraction form
    902,127.12/1,244,891.27 = 494,230.97/x
  3. Step 3: Cross multiply
    902,127.12x = 1,244,891.27 × 494,230.97
  4. Step 4: Simplify right side
    902,127.12x = 615,263,811,221.02
  5. Step 5: Solve for x
    x = 615,263,811,221.02/902,127.12
  6. Step 6: Final answer
    x = 682,014.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.