Home / 441,151.20-660,414.60-263,566.80

Finding the Fourth Proportional to 441,151.20, 660,414.60 and 263,566.80

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Solution

The fourth proportional to 441,151.20, 660,414.60 and 263,566.80 is: 394,566.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,151.20 : 660,414.60 = 263,566.80 : x
  2. Step 2: Convert to fraction form
    441,151.20/660,414.60 = 263,566.80/x
  3. Step 3: Cross multiply
    441,151.20x = 660,414.60 × 263,566.80
  4. Step 4: Simplify right side
    441,151.20x = 174,063,362,795.28
  5. Step 5: Solve for x
    x = 174,063,362,795.28/441,151.20
  6. Step 6: Final answer
    x = 394,566.22

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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.