Home / 727,833.59-1,004,414.34-422,091.25

Finding the Fourth Proportional to 727,833.59, 1,004,414.34 and 422,091.25

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Solution

The fourth proportional to 727,833.59, 1,004,414.34 and 422,091.25 is: 582,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,833.59 : 1,004,414.34 = 422,091.25 : x
  2. Step 2: Convert to fraction form
    727,833.59/1,004,414.34 = 422,091.25/x
  3. Step 3: Cross multiply
    727,833.59x = 1,004,414.34 × 422,091.25
  4. Step 4: Simplify right side
    727,833.59x = 423,954,504,288.53
  5. Step 5: Solve for x
    x = 423,954,504,288.53/727,833.59
  6. Step 6: Final answer
    x = 582,488.24

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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.