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Finding the Fourth Proportional to 328,244.73, 491,952.92 and 176,064.39

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Solution

The fourth proportional to 328,244.73, 491,952.92 and 176,064.39 is: 263,874.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,244.73 : 491,952.92 = 176,064.39 : x
  2. Step 2: Convert to fraction form
    328,244.73/491,952.92 = 176,064.39/x
  3. Step 3: Cross multiply
    328,244.73x = 491,952.92 × 176,064.39
  4. Step 4: Simplify right side
    328,244.73x = 86,615,387,428.43
  5. Step 5: Solve for x
    x = 86,615,387,428.43/328,244.73
  6. Step 6: Final answer
    x = 263,874.42

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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.