Finding the Fourth Proportional to 303,764.97, 419,193.99 and 167,808.27
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Solution
The fourth proportional to 303,764.97, 419,193.99 and 167,808.27 is: 231,574.49
Step by Step Solution
- Step 1: Write the proportion equation
303,764.97 : 419,193.99 = 167,808.27 : x - Step 2: Convert to fraction form
303,764.97/419,193.99 = 167,808.27/x - Step 3: Cross multiply
303,764.97x = 419,193.99 × 167,808.27 - Step 4: Simplify right side
303,764.97x = 70,344,218,256.30 - Step 5: Solve for x
x = 70,344,218,256.30/303,764.97 - Step 6: Final answer
x = 231,574.49
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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.