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Finding the Fourth Proportional to 609,481.97, 914,812.64 and 294,160.85

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Solution

The fourth proportional to 609,481.97, 914,812.64 and 294,160.85 is: 441,525.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,481.97 : 914,812.64 = 294,160.85 : x
  2. Step 2: Convert to fraction form
    609,481.97/914,812.64 = 294,160.85/x
  3. Step 3: Cross multiply
    609,481.97x = 914,812.64 × 294,160.85
  4. Step 4: Simplify right side
    609,481.97x = 269,102,062,302.34
  5. Step 5: Solve for x
    x = 269,102,062,302.34/609,481.97
  6. Step 6: Final answer
    x = 441,525.88

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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.