Home / 801,722.44-1,202,738.39-261,833.57

Finding the Fourth Proportional to 801,722.44, 1,202,738.39 and 261,833.57

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Solution

The fourth proportional to 801,722.44, 1,202,738.39 and 261,833.57 is: 392,800.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,722.44 : 1,202,738.39 = 261,833.57 : x
  2. Step 2: Convert to fraction form
    801,722.44/1,202,738.39 = 261,833.57/x
  3. Step 3: Cross multiply
    801,722.44x = 1,202,738.39 × 261,833.57
  4. Step 4: Simplify right side
    801,722.44x = 314,917,288,127.43
  5. Step 5: Solve for x
    x = 314,917,288,127.43/801,722.44
  6. Step 6: Final answer
    x = 392,800.89

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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.