Finding the Fourth Proportional to 263,682.09, 395,491.77 and 68,922.45
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Solution
The fourth proportional to 263,682.09, 395,491.77 and 68,922.45 is: 103,375.48
Step by Step Solution
- Step 1: Write the proportion equation
263,682.09 : 395,491.77 = 68,922.45 : x - Step 2: Convert to fraction form
263,682.09/395,491.77 = 68,922.45/x - Step 3: Cross multiply
263,682.09x = 395,491.77 × 68,922.45 - Step 4: Simplify right side
263,682.09x = 27,258,261,743.24 - Step 5: Solve for x
x = 27,258,261,743.24/263,682.09 - Step 6: Final answer
x = 103,375.48
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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.