Home / 781,170.32-1,171,755.48-741,279.44

Finding the Fourth Proportional to 781,170.32, 1,171,755.48 and 741,279.44

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Solution

The fourth proportional to 781,170.32, 1,171,755.48 and 741,279.44 is: 1,111,919.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,170.32 : 1,171,755.48 = 741,279.44 : x
  2. Step 2: Convert to fraction form
    781,170.32/1,171,755.48 = 741,279.44/x
  3. Step 3: Cross multiply
    781,170.32x = 1,171,755.48 × 741,279.44
  4. Step 4: Simplify right side
    781,170.32x = 868,598,246,031.33
  5. Step 5: Solve for x
    x = 868,598,246,031.33/781,170.32
  6. Step 6: Final answer
    x = 1,111,919.16

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1.5x scale

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.