Home / 951,845.49-1,428,204.24-412,266.80

Finding the Fourth Proportional to 951,845.49, 1,428,204.24 and 412,266.80

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Solution

The fourth proportional to 951,845.49, 1,428,204.24 and 412,266.80 is: 618,589.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,845.49 : 1,428,204.24 = 412,266.80 : x
  2. Step 2: Convert to fraction form
    951,845.49/1,428,204.24 = 412,266.80/x
  3. Step 3: Cross multiply
    951,845.49x = 1,428,204.24 × 412,266.80
  4. Step 4: Simplify right side
    951,845.49x = 588,801,191,771.23
  5. Step 5: Solve for x
    x = 588,801,191,771.23/951,845.49
  6. Step 6: Final answer
    x = 618,589.05

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1.5x scale

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.