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Finding the Fourth Proportional to 323,611.88, 446,586.44 and 180,380.97

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Solution

The fourth proportional to 323,611.88, 446,586.44 and 180,380.97 is: 248,926.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,611.88 : 446,586.44 = 180,380.97 : x
  2. Step 2: Convert to fraction form
    323,611.88/446,586.44 = 180,380.97/x
  3. Step 3: Cross multiply
    323,611.88x = 446,586.44 × 180,380.97
  4. Step 4: Simplify right side
    323,611.88x = 80,555,694,334.14
  5. Step 5: Solve for x
    x = 80,555,694,334.14/323,611.88
  6. Step 6: Final answer
    x = 248,926.88

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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.