Home / 379,101.07-568,461.44-126,292.67

Finding the Fourth Proportional to 379,101.07, 568,461.44 and 126,292.67

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Solution

The fourth proportional to 379,101.07, 568,461.44 and 126,292.67 is: 189,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,101.07 : 568,461.44 = 126,292.67 : x
  2. Step 2: Convert to fraction form
    379,101.07/568,461.44 = 126,292.67/x
  3. Step 3: Cross multiply
    379,101.07x = 568,461.44 × 126,292.67
  4. Step 4: Simplify right side
    379,101.07x = 71,792,513,049.64
  5. Step 5: Solve for x
    x = 71,792,513,049.64/379,101.07
  6. Step 6: Final answer
    x = 189,375.65

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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.