Home / 379,107.48-568,380.27-179,194.32

Finding the Fourth Proportional to 379,107.48, 568,380.27 and 179,194.32

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Solution

The fourth proportional to 379,107.48, 568,380.27 and 179,194.32 is: 268,658.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,107.48 : 568,380.27 = 179,194.32 : x
  2. Step 2: Convert to fraction form
    379,107.48/568,380.27 = 179,194.32/x
  3. Step 3: Cross multiply
    379,107.48x = 568,380.27 × 179,194.32
  4. Step 4: Simplify right side
    379,107.48x = 101,850,515,984.07
  5. Step 5: Solve for x
    x = 101,850,515,984.07/379,107.48
  6. Step 6: Final answer
    x = 268,658.68

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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.