Home / 901,992.27-1,244,748.15-494,119.20

Finding the Fourth Proportional to 901,992.27, 1,244,748.15 and 494,119.20

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Solution

The fourth proportional to 901,992.27, 1,244,748.15 and 494,119.20 is: 681,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,992.27 : 1,244,748.15 = 494,119.20 : x
  2. Step 2: Convert to fraction form
    901,992.27/1,244,748.15 = 494,119.20/x
  3. Step 3: Cross multiply
    901,992.27x = 1,244,748.15 × 494,119.20
  4. Step 4: Simplify right side
    901,992.27x = 615,053,960,079.48
  5. Step 5: Solve for x
    x = 615,053,960,079.48/901,992.27
  6. Step 6: Final answer
    x = 681,883.85

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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.