Finding the Fourth Proportional to 394,740.76, 591,586.26 and 341,902.84
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Solution
The fourth proportional to 394,740.76, 591,586.26 and 341,902.84 is: 512,399.64
Step by Step Solution
- Step 1: Write the proportion equation
394,740.76 : 591,586.26 = 341,902.84 : x - Step 2: Convert to fraction form
394,740.76/591,586.26 = 341,902.84/x - Step 3: Cross multiply
394,740.76x = 591,586.26 × 341,902.84 - Step 4: Simplify right side
394,740.76x = 202,265,022,398.98 - Step 5: Solve for x
x = 202,265,022,398.98/394,740.76 - Step 6: Final answer
x = 512,399.64
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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.