Home / 327,245.06-490,746.09-113,958.23

Finding the Fourth Proportional to 327,245.06, 490,746.09 and 113,958.23

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Solution

The fourth proportional to 327,245.06, 490,746.09 and 113,958.23 is: 170,895.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,245.06 : 490,746.09 = 113,958.23 : x
  2. Step 2: Convert to fraction form
    327,245.06/490,746.09 = 113,958.23/x
  3. Step 3: Cross multiply
    327,245.06x = 490,746.09 × 113,958.23
  4. Step 4: Simplify right side
    327,245.06x = 55,924,553,769.43
  5. Step 5: Solve for x
    x = 55,924,553,769.43/327,245.06
  6. Step 6: Final answer
    x = 170,895.03

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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.