Home / 263,829.70-394,798.59-228,412.84

Finding the Fourth Proportional to 263,829.70, 394,798.59 and 228,412.84

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Solution

The fourth proportional to 263,829.70, 394,798.59 and 228,412.84 is: 341,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,829.70 : 394,798.59 = 228,412.84 : x
  2. Step 2: Convert to fraction form
    263,829.70/394,798.59 = 228,412.84/x
  3. Step 3: Cross multiply
    263,829.70x = 394,798.59 × 228,412.84
  4. Step 4: Simplify right side
    263,829.70x = 90,177,067,169.90
  5. Step 5: Solve for x
    x = 90,177,067,169.90/263,829.70
  6. Step 6: Final answer
    x = 341,800.29

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1.5x scale

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.