Finding the Fourth Proportional to 328,194.40, 452,914.08 and 192,326.08
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Solution
The fourth proportional to 328,194.40, 452,914.08 and 192,326.08 is: 265,413.39
Step by Step Solution
- Step 1: Write the proportion equation
328,194.40 : 452,914.08 = 192,326.08 : x - Step 2: Convert to fraction form
328,194.40/452,914.08 = 192,326.08/x - Step 3: Cross multiply
328,194.40x = 452,914.08 × 192,326.08 - Step 4: Simplify right side
328,194.40x = 87,107,189,583.21 - Step 5: Solve for x
x = 87,107,189,583.21/328,194.40 - Step 6: Final answer
x = 265,413.39
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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.