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Finding the Fourth Proportional to 462,610.80, 693,634.60 and 181,791.60

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Solution

The fourth proportional to 462,610.80, 693,634.60 and 181,791.60 is: 272,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,610.80 : 693,634.60 = 181,791.60 : x
  2. Step 2: Convert to fraction form
    462,610.80/693,634.60 = 181,791.60/x
  3. Step 3: Cross multiply
    462,610.80x = 693,634.60 × 181,791.60
  4. Step 4: Simplify right side
    462,610.80x = 126,096,943,749.36
  5. Step 5: Solve for x
    x = 126,096,943,749.36/462,610.80
  6. Step 6: Final answer
    x = 272,576.74

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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.