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Finding the Fourth Proportional to 323,060.60, 445,823.68 and 179,817.60

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Solution

The fourth proportional to 323,060.60, 445,823.68 and 179,817.60 is: 248,148.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,060.60 : 445,823.68 = 179,817.60 : x
  2. Step 2: Convert to fraction form
    323,060.60/445,823.68 = 179,817.60/x
  3. Step 3: Cross multiply
    323,060.60x = 445,823.68 × 179,817.60
  4. Step 4: Simplify right side
    323,060.60x = 80,166,944,160.77
  5. Step 5: Solve for x
    x = 80,166,944,160.77/323,060.60
  6. Step 6: Final answer
    x = 248,148.32

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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.