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Finding the Fourth Proportional to 323,063.11, 445,827.10 and 179,820.08

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Solution

The fourth proportional to 323,063.11, 445,827.10 and 179,820.08 is: 248,151.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,063.11 : 445,827.10 = 179,820.08 : x
  2. Step 2: Convert to fraction form
    323,063.11/445,827.10 = 179,820.08/x
  3. Step 3: Cross multiply
    323,063.11x = 445,827.10 × 179,820.08
  4. Step 4: Simplify right side
    323,063.11x = 80,168,664,788.17
  5. Step 5: Solve for x
    x = 80,168,664,788.17/323,063.11
  6. Step 6: Final answer
    x = 248,151.71

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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.