Home / 681,786.15-1,022,694.80-202,004.95

Finding the Fourth Proportional to 681,786.15, 1,022,694.80 and 202,004.95

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Solution

The fourth proportional to 681,786.15, 1,022,694.80 and 202,004.95 is: 303,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,786.15 : 1,022,694.80 = 202,004.95 : x
  2. Step 2: Convert to fraction form
    681,786.15/1,022,694.80 = 202,004.95/x
  3. Step 3: Cross multiply
    681,786.15x = 1,022,694.80 × 202,004.95
  4. Step 4: Simplify right side
    681,786.15x = 206,589,411,939.26
  5. Step 5: Solve for x
    x = 206,589,411,939.26/681,786.15
  6. Step 6: Final answer
    x = 303,012.04

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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.