Home / 981,944.97-1,355,137.66-552,250.50

Finding the Fourth Proportional to 981,944.97, 1,355,137.66 and 552,250.50

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Solution

The fourth proportional to 981,944.97, 1,355,137.66 and 552,250.50 is: 762,135.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,944.97 : 1,355,137.66 = 552,250.50 : x
  2. Step 2: Convert to fraction form
    981,944.97/1,355,137.66 = 552,250.50/x
  3. Step 3: Cross multiply
    981,944.97x = 1,355,137.66 × 552,250.50
  4. Step 4: Simplify right side
    981,944.97x = 748,375,443,528.14
  5. Step 5: Solve for x
    x = 748,375,443,528.14/981,944.97
  6. Step 6: Final answer
    x = 762,135.83

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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.