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Finding the Fourth Proportional to 323,060.94, 445,824.05 and 179,817.89

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Solution

The fourth proportional to 323,060.94, 445,824.05 and 179,817.89 is: 248,148.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,060.94 : 445,824.05 = 179,817.89 : x
  2. Step 2: Convert to fraction form
    323,060.94/445,824.05 = 179,817.89/x
  3. Step 3: Cross multiply
    323,060.94x = 445,824.05 × 179,817.89
  4. Step 4: Simplify right side
    323,060.94x = 80,167,136,854.04
  5. Step 5: Solve for x
    x = 80,167,136,854.04/323,060.94
  6. Step 6: Final answer
    x = 248,148.65

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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.