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Finding the Fourth Proportional to 260,764.30, 360,512.84 and 192,673.88

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Solution

The fourth proportional to 260,764.30, 360,512.84 and 192,673.88 is: 266,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,764.30 : 360,512.84 = 192,673.88 : x
  2. Step 2: Convert to fraction form
    260,764.30/360,512.84 = 192,673.88/x
  3. Step 3: Cross multiply
    260,764.30x = 360,512.84 × 192,673.88
  4. Step 4: Simplify right side
    260,764.30x = 69,461,407,672.62
  5. Step 5: Solve for x
    x = 69,461,407,672.62/260,764.30
  6. Step 6: Final answer
    x = 266,376.22

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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.