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Finding the Fourth Proportional to 275,186.92, 379,838.58 and 179,708.44

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Solution

The fourth proportional to 275,186.92, 379,838.58 and 179,708.44 is: 248,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,186.92 : 379,838.58 = 179,708.44 : x
  2. Step 2: Convert to fraction form
    275,186.92/379,838.58 = 179,708.44/x
  3. Step 3: Cross multiply
    275,186.92x = 379,838.58 × 179,708.44
  4. Step 4: Simplify right side
    275,186.92x = 68,260,198,663.62
  5. Step 5: Solve for x
    x = 68,260,198,663.62/275,186.92
  6. Step 6: Final answer
    x = 248,050.30

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1.5x scale

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.