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Finding the Fourth Proportional to 484,093.75, 726,144.23 and 168,550.15

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Solution

The fourth proportional to 484,093.75, 726,144.23 and 168,550.15 is: 252,826.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,093.75 : 726,144.23 = 168,550.15 : x
  2. Step 2: Convert to fraction form
    484,093.75/726,144.23 = 168,550.15/x
  3. Step 3: Cross multiply
    484,093.75x = 726,144.23 × 168,550.15
  4. Step 4: Simplify right side
    484,093.75x = 122,391,718,045.38
  5. Step 5: Solve for x
    x = 122,391,718,045.38/484,093.75
  6. Step 6: Final answer
    x = 252,826.48

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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.