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Finding the Fourth Proportional to 293,327, 404,791.32 and 159,191

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Solution

The fourth proportional to 293,327, 404,791.32 and 159,191 is: 219,683.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,327 : 404,791.32 = 159,191 : x
  2. Step 2: Convert to fraction form
    293,327/404,791.32 = 159,191/x
  3. Step 3: Cross multiply
    293,327x = 404,791.32 × 159,191
  4. Step 4: Simplify right side
    293,327x = 64,439,135,022.12
  5. Step 5: Solve for x
    x = 64,439,135,022.12/293,327
  6. Step 6: Final answer
    x = 219,683.61

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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.