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Finding the Fourth Proportional to 366,198.57, 548,774.43 and 205,938.12

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Solution

The fourth proportional to 366,198.57, 548,774.43 and 205,938.12 is: 308,612.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,198.57 : 548,774.43 = 205,938.12 : x
  2. Step 2: Convert to fraction form
    366,198.57/548,774.43 = 205,938.12/x
  3. Step 3: Cross multiply
    366,198.57x = 548,774.43 × 205,938.12
  4. Step 4: Simplify right side
    366,198.57x = 113,013,574,418.27
  5. Step 5: Solve for x
    x = 113,013,574,418.27/366,198.57
  6. Step 6: Final answer
    x = 308,612.82

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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.