Home / 731,148.60-1,096,745.34-198,680.88

Finding the Fourth Proportional to 731,148.60, 1,096,745.34 and 198,680.88

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Solution

The fourth proportional to 731,148.60, 1,096,745.34 and 198,680.88 is: 298,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,148.60 : 1,096,745.34 = 198,680.88 : x
  2. Step 2: Convert to fraction form
    731,148.60/1,096,745.34 = 198,680.88/x
  3. Step 3: Cross multiply
    731,148.60x = 1,096,745.34 × 198,680.88
  4. Step 4: Simplify right side
    731,148.60x = 217,902,329,287.10
  5. Step 5: Solve for x
    x = 217,902,329,287.10/731,148.60
  6. Step 6: Final answer
    x = 298,027.42

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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.