Finding the Fourth Proportional to 303,552.09, 419,274.63 and 227,411.82
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Solution
The fourth proportional to 303,552.09, 419,274.63 and 227,411.82 is: 314,107.56
Step by Step Solution
- Step 1: Write the proportion equation
303,552.09 : 419,274.63 = 227,411.82 : x - Step 2: Convert to fraction form
303,552.09/419,274.63 = 227,411.82/x - Step 3: Cross multiply
303,552.09x = 419,274.63 × 227,411.82 - Step 4: Simplify right side
303,552.09x = 95,348,006,688.13 - Step 5: Solve for x
x = 95,348,006,688.13/303,552.09 - Step 6: Final answer
x = 314,107.56
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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.