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Finding the Fourth Proportional to 260,474.52, 359,456.98 and 141,242.52

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Solution

The fourth proportional to 260,474.52, 359,456.98 and 141,242.52 is: 194,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,474.52 : 359,456.98 = 141,242.52 : x
  2. Step 2: Convert to fraction form
    260,474.52/359,456.98 = 141,242.52/x
  3. Step 3: Cross multiply
    260,474.52x = 359,456.98 × 141,242.52
  4. Step 4: Simplify right side
    260,474.52x = 50,770,609,686.79
  5. Step 5: Solve for x
    x = 50,770,609,686.79/260,474.52
  6. Step 6: Final answer
    x = 194,915.84

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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.