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Finding the Fourth Proportional to 323,755.38, 446,826.38 and 185,988.15

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Solution

The fourth proportional to 323,755.38, 446,826.38 and 185,988.15 is: 256,688.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,755.38 : 446,826.38 = 185,988.15 : x
  2. Step 2: Convert to fraction form
    323,755.38/446,826.38 = 185,988.15/x
  3. Step 3: Cross multiply
    323,755.38x = 446,826.38 × 185,988.15
  4. Step 4: Simplify right side
    323,755.38x = 83,104,410,857.46
  5. Step 5: Solve for x
    x = 83,104,410,857.46/323,755.38
  6. Step 6: Final answer
    x = 256,688.90

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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.