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Finding the Fourth Proportional to 609,257.97, 914,166.93 and 230,310.30

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Solution

The fourth proportional to 609,257.97, 914,166.93 and 230,310.30 is: 345,571.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,257.97 : 914,166.93 = 230,310.30 : x
  2. Step 2: Convert to fraction form
    609,257.97/914,166.93 = 230,310.30/x
  3. Step 3: Cross multiply
    609,257.97x = 914,166.93 × 230,310.30
  4. Step 4: Simplify right side
    609,257.97x = 210,542,059,898.38
  5. Step 5: Solve for x
    x = 210,542,059,898.38/609,257.97
  6. Step 6: Final answer
    x = 345,571.29

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1.5x scale

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.