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Finding the Fourth Proportional to 260,874.30, 359,839.26 and 179,163.12

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Solution

The fourth proportional to 260,874.30, 359,839.26 and 179,163.12 is: 247,130.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,874.30 : 359,839.26 = 179,163.12 : x
  2. Step 2: Convert to fraction form
    260,874.30/359,839.26 = 179,163.12/x
  3. Step 3: Cross multiply
    260,874.30x = 359,839.26 × 179,163.12
  4. Step 4: Simplify right side
    260,874.30x = 64,469,924,520.09
  5. Step 5: Solve for x
    x = 64,469,924,520.09/260,874.30
  6. Step 6: Final answer
    x = 247,130.23

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1.5x scale

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.