Finding the Fourth Proportional to 914,561.24, 1,371,912.84 and 274,815.05
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Solution
The fourth proportional to 914,561.24, 1,371,912.84 and 274,815.05 is: 412,243.90
Step by Step Solution
- Step 1: Write the proportion equation
914,561.24 : 1,371,912.84 = 274,815.05 : x - Step 2: Convert to fraction form
914,561.24/1,371,912.84 = 274,815.05/x - Step 3: Cross multiply
914,561.24x = 1,371,912.84 × 274,815.05 - Step 4: Simplify right side
914,561.24x = 377,022,288,860.68 - Step 5: Solve for x
x = 377,022,288,860.68/914,561.24 - Step 6: Final answer
x = 412,243.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.