Home / 799,237.70-1,197,806.78-378,633.86

Finding the Fourth Proportional to 799,237.70, 1,197,806.78 and 378,633.86

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Solution

The fourth proportional to 799,237.70, 1,197,806.78 and 378,633.86 is: 567,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,237.70 : 1,197,806.78 = 378,633.86 : x
  2. Step 2: Convert to fraction form
    799,237.70/1,197,806.78 = 378,633.86/x
  3. Step 3: Cross multiply
    799,237.70x = 1,197,806.78 × 378,633.86
  4. Step 4: Simplify right side
    799,237.70x = 453,530,204,645.57
  5. Step 5: Solve for x
    x = 453,530,204,645.57/799,237.70
  6. Step 6: Final answer
    x = 567,453.47

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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.