Home / 868,195.35-1,302,342.17-269,241.66

Finding the Fourth Proportional to 868,195.35, 1,302,342.17 and 269,241.66

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Solution

The fourth proportional to 868,195.35, 1,302,342.17 and 269,241.66 is: 403,877.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,195.35 : 1,302,342.17 = 269,241.66 : x
  2. Step 2: Convert to fraction form
    868,195.35/1,302,342.17 = 269,241.66/x
  3. Step 3: Cross multiply
    868,195.35x = 1,302,342.17 × 269,241.66
  4. Step 4: Simplify right side
    868,195.35x = 350,644,767,738.80
  5. Step 5: Solve for x
    x = 350,644,767,738.80/868,195.35
  6. Step 6: Final answer
    x = 403,877.73

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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.