Home / 379,827.30-568,776.76-227,928.88

Finding the Fourth Proportional to 379,827.30, 568,776.76 and 227,928.88

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Solution

The fourth proportional to 379,827.30, 568,776.76 and 227,928.88 is: 341,314.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,827.30 : 568,776.76 = 227,928.88 : x
  2. Step 2: Convert to fraction form
    379,827.30/568,776.76 = 227,928.88/x
  3. Step 3: Cross multiply
    379,827.30x = 568,776.76 × 227,928.88
  4. Step 4: Simplify right side
    379,827.30x = 129,640,649,876.83
  5. Step 5: Solve for x
    x = 129,640,649,876.83/379,827.30
  6. Step 6: Final answer
    x = 341,314.72

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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.