Home / 834,264.25-1,240,664.36-807,691.93

Finding the Fourth Proportional to 834,264.25, 1,240,664.36 and 807,691.93

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Solution

The fourth proportional to 834,264.25, 1,240,664.36 and 807,691.93 is: 1,201,147.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,264.25 : 1,240,664.36 = 807,691.93 : x
  2. Step 2: Convert to fraction form
    834,264.25/1,240,664.36 = 807,691.93/x
  3. Step 3: Cross multiply
    834,264.25x = 1,240,664.36 × 807,691.93
  4. Step 4: Simplify right side
    834,264.25x = 1,002,074,591,410.62
  5. Step 5: Solve for x
    x = 1,002,074,591,410.62/834,264.25
  6. Step 6: Final answer
    x = 1,201,147.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.