Home / 501,195.03-691,658.11-271,760.05

Finding the Fourth Proportional to 501,195.03, 691,658.11 and 271,760.05

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Solution

The fourth proportional to 501,195.03, 691,658.11 and 271,760.05 is: 375,033.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,195.03 : 691,658.11 = 271,760.05 : x
  2. Step 2: Convert to fraction form
    501,195.03/691,658.11 = 271,760.05/x
  3. Step 3: Cross multiply
    501,195.03x = 691,658.11 × 271,760.05
  4. Step 4: Simplify right side
    501,195.03x = 187,965,042,556.51
  5. Step 5: Solve for x
    x = 187,965,042,556.51/501,195.03
  6. Step 6: Final answer
    x = 375,033.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.