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Finding the Fourth Proportional to 323,010.35, 445,753.82 and 179,766.98

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Solution

The fourth proportional to 323,010.35, 445,753.82 and 179,766.98 is: 248,078.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,010.35 : 445,753.82 = 179,766.98 : x
  2. Step 2: Convert to fraction form
    323,010.35/445,753.82 = 179,766.98/x
  3. Step 3: Cross multiply
    323,010.35x = 445,753.82 × 179,766.98
  4. Step 4: Simplify right side
    323,010.35x = 80,131,814,917.26
  5. Step 5: Solve for x
    x = 80,131,814,917.26/323,010.35
  6. Step 6: Final answer
    x = 248,078.17

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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.