Home / 263,645.48-395,466.78-63,965.90

Finding the Fourth Proportional to 263,645.48, 395,466.78 and 63,965.90

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Solution

The fourth proportional to 263,645.48, 395,466.78 and 63,965.90 is: 95,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,645.48 : 395,466.78 = 63,965.90 : x
  2. Step 2: Convert to fraction form
    263,645.48/395,466.78 = 63,965.90/x
  3. Step 3: Cross multiply
    263,645.48x = 395,466.78 × 63,965.90
  4. Step 4: Simplify right side
    263,645.48x = 25,296,388,502.80
  5. Step 5: Solve for x
    x = 25,296,388,502.80/263,645.48
  6. Step 6: Final answer
    x = 95,948.50

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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.