Home / 379,876.22-568,849.81-227,977.67

Finding the Fourth Proportional to 379,876.22, 568,849.81 and 227,977.67

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Solution

The fourth proportional to 379,876.22, 568,849.81 and 227,977.67 is: 341,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,876.22 : 568,849.81 = 227,977.67 : x
  2. Step 2: Convert to fraction form
    379,876.22/568,849.81 = 227,977.67/x
  3. Step 3: Cross multiply
    379,876.22x = 568,849.81 × 227,977.67
  4. Step 4: Simplify right side
    379,876.22x = 129,685,055,115.92
  5. Step 5: Solve for x
    x = 129,685,055,115.92/379,876.22
  6. Step 6: Final answer
    x = 341,387.67

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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.