Finding the Fourth Proportional to 382,857.26, 574,413.77 and 169,596.20
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Solution
The fourth proportional to 382,857.26, 574,413.77 and 169,596.20 is: 254,450.95
Step by Step Solution
- Step 1: Write the proportion equation
382,857.26 : 574,413.77 = 169,596.20 : x - Step 2: Convert to fraction form
382,857.26/574,413.77 = 169,596.20/x - Step 3: Cross multiply
382,857.26x = 574,413.77 × 169,596.20 - Step 4: Simplify right side
382,857.26x = 97,418,392,619.67 - Step 5: Solve for x
x = 97,418,392,619.67/382,857.26 - Step 6: Final answer
x = 254,450.95
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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.