Finding the Fourth Proportional to 263,713.73, 395,581.50 and 76,725.23
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Solution
The fourth proportional to 263,713.73, 395,581.50 and 76,725.23 is: 115,091.02
Step by Step Solution
- Step 1: Write the proportion equation
263,713.73 : 395,581.50 = 76,725.23 : x - Step 2: Convert to fraction form
263,713.73/395,581.50 = 76,725.23/x - Step 3: Cross multiply
263,713.73x = 395,581.50 × 76,725.23 - Step 4: Simplify right side
263,713.73x = 30,351,081,571.25 - Step 5: Solve for x
x = 30,351,081,571.25/263,713.73 - Step 6: Final answer
x = 115,091.02
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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.