Home / 269,517.83-371,698.38-215,783.24

Finding the Fourth Proportional to 269,517.83, 371,698.38 and 215,783.24

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Solution

The fourth proportional to 269,517.83, 371,698.38 and 215,783.24 is: 297,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,517.83 : 371,698.38 = 215,783.24 : x
  2. Step 2: Convert to fraction form
    269,517.83/371,698.38 = 215,783.24/x
  3. Step 3: Cross multiply
    269,517.83x = 371,698.38 × 215,783.24
  4. Step 4: Simplify right side
    269,517.83x = 80,206,278,880.66
  5. Step 5: Solve for x
    x = 80,206,278,880.66/269,517.83
  6. Step 6: Final answer
    x = 297,591.74

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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.