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Finding the Fourth Proportional to 323,668.06, 485,165.22 and 181,304.62

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Solution

The fourth proportional to 323,668.06, 485,165.22 and 181,304.62 is: 271,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,668.06 : 485,165.22 = 181,304.62 : x
  2. Step 2: Convert to fraction form
    323,668.06/485,165.22 = 181,304.62/x
  3. Step 3: Cross multiply
    323,668.06x = 485,165.22 × 181,304.62
  4. Step 4: Simplify right side
    323,668.06x = 87,962,695,849.32
  5. Step 5: Solve for x
    x = 87,962,695,849.32/323,668.06
  6. Step 6: Final answer
    x = 271,768.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.