Finding the Fourth Proportional to 277,382.65, 416,085.84 and 108,939.49
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Solution
The fourth proportional to 277,382.65, 416,085.84 and 108,939.49 is: 163,413.90
Step by Step Solution
- Step 1: Write the proportion equation
277,382.65 : 416,085.84 = 108,939.49 : x - Step 2: Convert to fraction form
277,382.65/416,085.84 = 108,939.49/x - Step 3: Cross multiply
277,382.65x = 416,085.84 × 108,939.49 - Step 4: Simplify right side
277,382.65x = 45,328,181,550.80 - Step 5: Solve for x
x = 45,328,181,550.80/277,382.65 - Step 6: Final answer
x = 163,413.90
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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.