Home / 415,460.06-623,273.92-131,195.02

Finding the Fourth Proportional to 415,460.06, 623,273.92 and 131,195.02

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Solution

The fourth proportional to 415,460.06, 623,273.92 and 131,195.02 is: 196,819.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,460.06 : 623,273.92 = 131,195.02 : x
  2. Step 2: Convert to fraction form
    415,460.06/623,273.92 = 131,195.02/x
  3. Step 3: Cross multiply
    415,460.06x = 623,273.92 × 131,195.02
  4. Step 4: Simplify right side
    415,460.06x = 81,770,434,399.88
  5. Step 5: Solve for x
    x = 81,770,434,399.88/415,460.06
  6. Step 6: Final answer
    x = 196,819.00

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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.