Home / 868,198.91-1,302,347.57-269,245.22

Finding the Fourth Proportional to 868,198.91, 1,302,347.57 and 269,245.22

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Solution

The fourth proportional to 868,198.91, 1,302,347.57 and 269,245.22 is: 403,883.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,198.91 : 1,302,347.57 = 269,245.22 : x
  2. Step 2: Convert to fraction form
    868,198.91/1,302,347.57 = 269,245.22/x
  3. Step 3: Cross multiply
    868,198.91x = 1,302,347.57 × 269,245.22
  4. Step 4: Simplify right side
    868,198.91x = 350,650,850,143.15
  5. Step 5: Solve for x
    x = 350,650,850,143.15/868,198.91
  6. Step 6: Final answer
    x = 403,883.08

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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.