Home / 902,055.47-1,244,832.86-494,156.73

Finding the Fourth Proportional to 902,055.47, 1,244,832.86 and 494,156.73

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Solution

The fourth proportional to 902,055.47, 1,244,832.86 and 494,156.73 is: 681,934.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,055.47 : 1,244,832.86 = 494,156.73 : x
  2. Step 2: Convert to fraction form
    902,055.47/1,244,832.86 = 494,156.73/x
  3. Step 3: Cross multiply
    902,055.47x = 1,244,832.86 × 494,156.73
  4. Step 4: Simplify right side
    902,055.47x = 615,142,533,023.36
  5. Step 5: Solve for x
    x = 615,142,533,023.36/902,055.47
  6. Step 6: Final answer
    x = 681,934.27

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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.