Home / 980,186.22-1,469,177.33-499,063.54

Finding the Fourth Proportional to 980,186.22, 1,469,177.33 and 499,063.54

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Solution

The fourth proportional to 980,186.22, 1,469,177.33 and 499,063.54 is: 748,034.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,186.22 : 1,469,177.33 = 499,063.54 : x
  2. Step 2: Convert to fraction form
    980,186.22/1,469,177.33 = 499,063.54/x
  3. Step 3: Cross multiply
    980,186.22x = 1,469,177.33 × 499,063.54
  4. Step 4: Simplify right side
    980,186.22x = 733,212,839,197.55
  5. Step 5: Solve for x
    x = 733,212,839,197.55/980,186.22
  6. Step 6: Final answer
    x = 748,034.22

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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.