Home / 263,504.19-395,267.22-76,515.69

Finding the Fourth Proportional to 263,504.19, 395,267.22 and 76,515.69

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Solution

The fourth proportional to 263,504.19, 395,267.22 and 76,515.69 is: 114,776.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,504.19 : 395,267.22 = 76,515.69 : x
  2. Step 2: Convert to fraction form
    263,504.19/395,267.22 = 76,515.69/x
  3. Step 3: Cross multiply
    263,504.19x = 395,267.22 × 76,515.69
  4. Step 4: Simplify right side
    263,504.19x = 30,244,144,072.68
  5. Step 5: Solve for x
    x = 30,244,144,072.68/263,504.19
  6. Step 6: Final answer
    x = 114,776.71

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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.