Home / 328,819.85-493,244.13-104,196.84

Finding the Fourth Proportional to 328,819.85, 493,244.13 and 104,196.84

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Solution

The fourth proportional to 328,819.85, 493,244.13 and 104,196.84 is: 156,299.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,819.85 : 493,244.13 = 104,196.84 : x
  2. Step 2: Convert to fraction form
    328,819.85/493,244.13 = 104,196.84/x
  3. Step 3: Cross multiply
    328,819.85x = 493,244.13 × 104,196.84
  4. Step 4: Simplify right side
    328,819.85x = 51,394,479,694.55
  5. Step 5: Solve for x
    x = 51,394,479,694.55/328,819.85
  6. Step 6: Final answer
    x = 156,299.81

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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.