Finding the Fourth Proportional to 914,584.17, 1,371,947.24 and 274,837.97
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Solution
The fourth proportional to 914,584.17, 1,371,947.24 and 274,837.97 is: 412,278.29
Step by Step Solution
- Step 1: Write the proportion equation
914,584.17 : 1,371,947.24 = 274,837.97 : x - Step 2: Convert to fraction form
914,584.17/1,371,947.24 = 274,837.97/x - Step 3: Cross multiply
914,584.17x = 1,371,947.24 × 274,837.97 - Step 4: Simplify right side
914,584.17x = 377,063,194,388.70 - Step 5: Solve for x
x = 377,063,194,388.70/914,584.17 - Step 6: Final answer
x = 412,278.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.