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Finding the Fourth Proportional to 296,481.54, 408,977.46 and 187,552.13

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Solution

The fourth proportional to 296,481.54, 408,977.46 and 187,552.13 is: 258,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,481.54 : 408,977.46 = 187,552.13 : x
  2. Step 2: Convert to fraction form
    296,481.54/408,977.46 = 187,552.13/x
  3. Step 3: Cross multiply
    296,481.54x = 408,977.46 × 187,552.13
  4. Step 4: Simplify right side
    296,481.54x = 76,704,593,744.99
  5. Step 5: Solve for x
    x = 76,704,593,744.99/296,481.54
  6. Step 6: Final answer
    x = 258,716.26

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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.