Finding the Fourth Proportional to 394,071.13, 543,608.01 and 241,183.42
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Solution
The fourth proportional to 394,071.13, 543,608.01 and 241,183.42 is: 332,704.50
Step by Step Solution
- Step 1: Write the proportion equation
394,071.13 : 543,608.01 = 241,183.42 : x - Step 2: Convert to fraction form
394,071.13/543,608.01 = 241,183.42/x - Step 3: Cross multiply
394,071.13x = 543,608.01 × 241,183.42 - Step 4: Simplify right side
394,071.13x = 131,109,238,991.19 - Step 5: Solve for x
x = 131,109,238,991.19/394,071.13 - Step 6: Final answer
x = 332,704.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.