Finding the Fourth Proportional to 303,738.34, 419,163.36 and 176,413.96
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Solution
The fourth proportional to 303,738.34, 419,163.36 and 176,413.96 is: 243,453.85
Step by Step Solution
- Step 1: Write the proportion equation
303,738.34 : 419,163.36 = 176,413.96 : x - Step 2: Convert to fraction form
303,738.34/419,163.36 = 176,413.96/x - Step 3: Cross multiply
303,738.34x = 419,163.36 × 176,413.96 - Step 4: Simplify right side
303,738.34x = 73,946,268,224.51 - Step 5: Solve for x
x = 73,946,268,224.51/303,738.34 - Step 6: Final answer
x = 243,453.85
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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.