Home / 814,966.55-1,222,172.97-282,363.29

Finding the Fourth Proportional to 814,966.55, 1,222,172.97 and 282,363.29

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Solution

The fourth proportional to 814,966.55, 1,222,172.97 and 282,363.29 is: 423,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,966.55 : 1,222,172.97 = 282,363.29 : x
  2. Step 2: Convert to fraction form
    814,966.55/1,222,172.97 = 282,363.29/x
  3. Step 3: Cross multiply
    814,966.55x = 1,222,172.97 × 282,363.29
  4. Step 4: Simplify right side
    814,966.55x = 345,096,780,758.27
  5. Step 5: Solve for x
    x = 345,096,780,758.27/814,966.55
  6. Step 6: Final answer
    x = 423,449.01

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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.