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Finding the Fourth Proportional to 323,058.23, 445,820.37 and 179,815.19

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Solution

The fourth proportional to 323,058.23, 445,820.37 and 179,815.19 is: 248,144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,058.23 : 445,820.37 = 179,815.19 : x
  2. Step 2: Convert to fraction form
    323,058.23/445,820.37 = 179,815.19/x
  3. Step 3: Cross multiply
    323,058.23x = 445,820.37 × 179,815.19
  4. Step 4: Simplify right side
    323,058.23x = 80,165,274,537.42
  5. Step 5: Solve for x
    x = 80,165,274,537.42/323,058.23
  6. Step 6: Final answer
    x = 248,144.97

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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.