Home / 494,769.56-742,167.09-134,943.37

Finding the Fourth Proportional to 494,769.56, 742,167.09 and 134,943.37

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Solution

The fourth proportional to 494,769.56, 742,167.09 and 134,943.37 is: 202,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,769.56 : 742,167.09 = 134,943.37 : x
  2. Step 2: Convert to fraction form
    494,769.56/742,167.09 = 134,943.37/x
  3. Step 3: Cross multiply
    494,769.56x = 742,167.09 × 134,943.37
  4. Step 4: Simplify right side
    494,769.56x = 100,150,526,372.28
  5. Step 5: Solve for x
    x = 100,150,526,372.28/494,769.56
  6. Step 6: Final answer
    x = 202,418.53

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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.