Home / 379,049.04-568,629.72-126,246.96

Finding the Fourth Proportional to 379,049.04, 568,629.72 and 126,246.96

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Solution

The fourth proportional to 379,049.04, 568,629.72 and 126,246.96 is: 189,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,049.04 : 568,629.72 = 126,246.96 : x
  2. Step 2: Convert to fraction form
    379,049.04/568,629.72 = 126,246.96/x
  3. Step 3: Cross multiply
    379,049.04x = 568,629.72 × 126,246.96
  4. Step 4: Simplify right side
    379,049.04x = 71,787,773,515.65
  5. Step 5: Solve for x
    x = 71,787,773,515.65/379,049.04
  6. Step 6: Final answer
    x = 189,389.14

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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.