Home / 801,689.44-1,202,492.04-269,221.36

Finding the Fourth Proportional to 801,689.44, 1,202,492.04 and 269,221.36

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Solution

The fourth proportional to 801,689.44, 1,202,492.04 and 269,221.36 is: 403,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,689.44 : 1,202,492.04 = 269,221.36 : x
  2. Step 2: Convert to fraction form
    801,689.44/1,202,492.04 = 269,221.36/x
  3. Step 3: Cross multiply
    801,689.44x = 1,202,492.04 × 269,221.36
  4. Step 4: Simplify right side
    801,689.44x = 323,736,542,397.97
  5. Step 5: Solve for x
    x = 323,736,542,397.97/801,689.44
  6. Step 6: Final answer
    x = 403,817.90

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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.