Finding the Fourth Proportional to 394,744.76, 591,592.26 and 341,906.84
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Solution
The fourth proportional to 394,744.76, 591,592.26 and 341,906.84 is: 512,405.64
Step by Step Solution
- Step 1: Write the proportion equation
394,744.76 : 591,592.26 = 341,906.84 : x - Step 2: Convert to fraction form
394,744.76/591,592.26 = 341,906.84/x - Step 3: Cross multiply
394,744.76x = 591,592.26 × 341,906.84 - Step 4: Simplify right side
394,744.76x = 202,269,440,185.06 - Step 5: Solve for x
x = 202,269,440,185.06/394,744.76 - Step 6: Final answer
x = 512,405.64
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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.