Finding the Fourth Proportional to 303,763.08, 419,190.36 and 167,806.48
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Solution
The fourth proportional to 303,763.08, 419,190.36 and 167,806.48 is: 231,571.46
Step by Step Solution
- Step 1: Write the proportion equation
303,763.08 : 419,190.36 = 167,806.48 : x - Step 2: Convert to fraction form
303,763.08/419,190.36 = 167,806.48/x - Step 3: Cross multiply
303,763.08x = 419,190.36 × 167,806.48 - Step 4: Simplify right side
303,763.08x = 70,342,858,761.53 - Step 5: Solve for x
x = 70,342,858,761.53/303,763.08 - Step 6: Final answer
x = 231,571.46
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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.