Home / 868,193.10-1,302,338.88-269,239.41

Finding the Fourth Proportional to 868,193.10, 1,302,338.88 and 269,239.41

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Solution

The fourth proportional to 868,193.10, 1,302,338.88 and 269,239.41 is: 403,874.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,193.10 : 1,302,338.88 = 269,239.41 : x
  2. Step 2: Convert to fraction form
    868,193.10/1,302,338.88 = 269,239.41/x
  3. Step 3: Cross multiply
    868,193.10x = 1,302,338.88 × 269,239.41
  4. Step 4: Simplify right side
    868,193.10x = 350,640,951,671.26
  5. Step 5: Solve for x
    x = 350,640,951,671.26/868,193.10
  6. Step 6: Final answer
    x = 403,874.38

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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.