Home / 355,902.18-491,144.96-194,757.26

Finding the Fourth Proportional to 355,902.18, 491,144.96 and 194,757.26

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Solution

The fourth proportional to 355,902.18, 491,144.96 and 194,757.26 is: 268,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,902.18 : 491,144.96 = 194,757.26 : x
  2. Step 2: Convert to fraction form
    355,902.18/491,144.96 = 194,757.26/x
  3. Step 3: Cross multiply
    355,902.18x = 491,144.96 × 194,757.26
  4. Step 4: Simplify right side
    355,902.18x = 95,654,043,242.90
  5. Step 5: Solve for x
    x = 95,654,043,242.90/355,902.18
  6. Step 6: Final answer
    x = 268,764.98

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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.