Home / 451,843.40-677,546.22-136,241.48

Finding the Fourth Proportional to 451,843.40, 677,546.22 and 136,241.48

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Solution

The fourth proportional to 451,843.40, 677,546.22 and 136,241.48 is: 204,296.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,843.40 : 677,546.22 = 136,241.48 : x
  2. Step 2: Convert to fraction form
    451,843.40/677,546.22 = 136,241.48/x
  3. Step 3: Cross multiply
    451,843.40x = 677,546.22 × 136,241.48
  4. Step 4: Simplify right side
    451,843.40x = 92,309,899,781.21
  5. Step 5: Solve for x
    x = 92,309,899,781.21/451,843.40
  6. Step 6: Final answer
    x = 204,296.22

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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.