Home / 263,476.75-395,226.06-76,488.25

Finding the Fourth Proportional to 263,476.75, 395,226.06 and 76,488.25

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Solution

The fourth proportional to 263,476.75, 395,226.06 and 76,488.25 is: 114,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,476.75 : 395,226.06 = 76,488.25 : x
  2. Step 2: Convert to fraction form
    263,476.75/395,226.06 = 76,488.25/x
  3. Step 3: Cross multiply
    263,476.75x = 395,226.06 × 76,488.25
  4. Step 4: Simplify right side
    263,476.75x = 30,230,149,683.80
  5. Step 5: Solve for x
    x = 30,230,149,683.80/263,476.75
  6. Step 6: Final answer
    x = 114,735.55

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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.