Home / 263,176.20-394,310.70-122,646.60

Finding the Fourth Proportional to 263,176.20, 394,310.70 and 122,646.60

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Solution

The fourth proportional to 263,176.20, 394,310.70 and 122,646.60 is: 183,758.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,176.20 : 394,310.70 = 122,646.60 : x
  2. Step 2: Convert to fraction form
    263,176.20/394,310.70 = 122,646.60/x
  3. Step 3: Cross multiply
    263,176.20x = 394,310.70 × 122,646.60
  4. Step 4: Simplify right side
    263,176.20x = 48,360,866,698.62
  5. Step 5: Solve for x
    x = 48,360,866,698.62/263,176.20
  6. Step 6: Final answer
    x = 183,758.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.