Home / 263,823.20-394,788.84-228,406.34

Finding the Fourth Proportional to 263,823.20, 394,788.84 and 228,406.34

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Solution

The fourth proportional to 263,823.20, 394,788.84 and 228,406.34 is: 341,790.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,823.20 : 394,788.84 = 228,406.34 : x
  2. Step 2: Convert to fraction form
    263,823.20/394,788.84 = 228,406.34/x
  3. Step 3: Cross multiply
    263,823.20x = 394,788.84 × 228,406.34
  4. Step 4: Simplify right side
    263,823.20x = 90,172,272,043.30
  5. Step 5: Solve for x
    x = 90,172,272,043.30/263,823.20
  6. Step 6: Final answer
    x = 341,790.53

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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.