Home / 263,828.20-394,796.32-228,411.34

Finding the Fourth Proportional to 263,828.20, 394,796.32 and 228,411.34

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Solution

The fourth proportional to 263,828.20, 394,796.32 and 228,411.34 is: 341,798.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,828.20 : 394,796.32 = 228,411.34 : x
  2. Step 2: Convert to fraction form
    263,828.20/394,796.32 = 228,411.34/x
  3. Step 3: Cross multiply
    263,828.20x = 394,796.32 × 228,411.34
  4. Step 4: Simplify right side
    263,828.20x = 90,175,956,478.27
  5. Step 5: Solve for x
    x = 90,175,956,478.27/263,828.20
  6. Step 6: Final answer
    x = 341,798.02

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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.