Home / 801,785.71-1,202,928.70-269,329.83

Finding the Fourth Proportional to 801,785.71, 1,202,928.70 and 269,329.83

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Solution

The fourth proportional to 801,785.71, 1,202,928.70 and 269,329.83 is: 404,078.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,785.71 : 1,202,928.70 = 269,329.83 : x
  2. Step 2: Convert to fraction form
    801,785.71/1,202,928.70 = 269,329.83/x
  3. Step 3: Cross multiply
    801,785.71x = 1,202,928.70 × 269,329.83
  4. Step 4: Simplify right side
    801,785.71x = 323,984,582,273.12
  5. Step 5: Solve for x
    x = 323,984,582,273.12/801,785.71
  6. Step 6: Final answer
    x = 404,078.77

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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.