Finding the Fourth Proportional to 325,161.26, 448,739.98 and 181,912.76
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Solution
The fourth proportional to 325,161.26, 448,739.98 and 181,912.76 is: 251,049.37
Step by Step Solution
- Step 1: Write the proportion equation
325,161.26 : 448,739.98 = 181,912.76 : x - Step 2: Convert to fraction form
325,161.26/448,739.98 = 181,912.76/x - Step 3: Cross multiply
325,161.26x = 448,739.98 × 181,912.76 - Step 4: Simplify right side
325,161.26x = 81,631,528,284.14 - Step 5: Solve for x
x = 81,631,528,284.14/325,161.26 - Step 6: Final answer
x = 251,049.37
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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.