Home / 868,194.35-1,302,340.67-269,240.66

Finding the Fourth Proportional to 868,194.35, 1,302,340.67 and 269,240.66

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Solution

The fourth proportional to 868,194.35, 1,302,340.67 and 269,240.66 is: 403,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,194.35 : 1,302,340.67 = 269,240.66 : x
  2. Step 2: Convert to fraction form
    868,194.35/1,302,340.67 = 269,240.66/x
  3. Step 3: Cross multiply
    868,194.35x = 1,302,340.67 × 269,240.66
  4. Step 4: Simplify right side
    868,194.35x = 350,643,055,023.94
  5. Step 5: Solve for x
    x = 350,643,055,023.94/868,194.35
  6. Step 6: Final answer
    x = 403,876.23

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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.