Home / 802,520.27-1,203,026.79-269,668.65

Finding the Fourth Proportional to 802,520.27, 1,203,026.79 and 269,668.65

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Solution

The fourth proportional to 802,520.27, 1,203,026.79 and 269,668.65 is: 404,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,520.27 : 1,203,026.79 = 269,668.65 : x
  2. Step 2: Convert to fraction form
    802,520.27/1,203,026.79 = 269,668.65/x
  3. Step 3: Cross multiply
    802,520.27x = 1,203,026.79 × 269,668.65
  4. Step 4: Simplify right side
    802,520.27x = 324,418,610,373.13
  5. Step 5: Solve for x
    x = 324,418,610,373.13/802,520.27
  6. Step 6: Final answer
    x = 404,249.74

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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.