Home / 351,234.20-526,850.52-271,388.18

Finding the Fourth Proportional to 351,234.20, 526,850.52 and 271,388.18

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Solution

The fourth proportional to 351,234.20, 526,850.52 and 271,388.18 is: 407,081.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,234.20 : 526,850.52 = 271,388.18 : x
  2. Step 2: Convert to fraction form
    351,234.20/526,850.52 = 271,388.18/x
  3. Step 3: Cross multiply
    351,234.20x = 526,850.52 × 271,388.18
  4. Step 4: Simplify right side
    351,234.20x = 142,981,003,754.85
  5. Step 5: Solve for x
    x = 142,981,003,754.85/351,234.20
  6. Step 6: Final answer
    x = 407,081.67

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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.