Home / 263,589.30-395,380.35-63,911.34

Finding the Fourth Proportional to 263,589.30, 395,380.35 and 63,911.34

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Solution

The fourth proportional to 263,589.30, 395,380.35 and 63,911.34 is: 95,866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,589.30 : 395,380.35 = 63,911.34 : x
  2. Step 2: Convert to fraction form
    263,589.30/395,380.35 = 63,911.34/x
  3. Step 3: Cross multiply
    263,589.30x = 395,380.35 × 63,911.34
  4. Step 4: Simplify right side
    263,589.30x = 25,269,287,978.17
  5. Step 5: Solve for x
    x = 25,269,287,978.17/263,589.30
  6. Step 6: Final answer
    x = 95,866.14

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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.