Home / 801,334.40-1,202,001.60-268,872.80

Finding the Fourth Proportional to 801,334.40, 1,202,001.60 and 268,872.80

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Solution

The fourth proportional to 801,334.40, 1,202,001.60 and 268,872.80 is: 403,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,334.40 : 1,202,001.60 = 268,872.80 : x
  2. Step 2: Convert to fraction form
    801,334.40/1,202,001.60 = 268,872.80/x
  3. Step 3: Cross multiply
    801,334.40x = 1,202,001.60 × 268,872.80
  4. Step 4: Simplify right side
    801,334.40x = 323,185,535,796.48
  5. Step 5: Solve for x
    x = 323,185,535,796.48/801,334.40
  6. Step 6: Final answer
    x = 403,309.20

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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.