Home / 902,057.59-1,244,840.98-494,150.54

Finding the Fourth Proportional to 902,057.59, 1,244,840.98 and 494,150.54

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Solution

The fourth proportional to 902,057.59, 1,244,840.98 and 494,150.54 is: 681,928.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,057.59 : 1,244,840.98 = 494,150.54 : x
  2. Step 2: Convert to fraction form
    902,057.59/1,244,840.98 = 494,150.54/x
  3. Step 3: Cross multiply
    902,057.59x = 1,244,840.98 × 494,150.54
  4. Step 4: Simplify right side
    902,057.59x = 615,138,842,481.13
  5. Step 5: Solve for x
    x = 615,138,842,481.13/902,057.59
  6. Step 6: Final answer
    x = 681,928.57

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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.