Finding the Fourth Proportional to 925,933.25, 1,278,224.76 and 696,578.09
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Solution
The fourth proportional to 925,933.25, 1,278,224.76 and 696,578.09 is: 961,606.42
Step by Step Solution
- Step 1: Write the proportion equation
925,933.25 : 1,278,224.76 = 696,578.09 : x - Step 2: Convert to fraction form
925,933.25/1,278,224.76 = 696,578.09/x - Step 3: Cross multiply
925,933.25x = 1,278,224.76 × 696,578.09 - Step 4: Simplify right side
925,933.25x = 890,383,355,520.39 - Step 5: Solve for x
x = 890,383,355,520.39/925,933.25 - Step 6: Final answer
x = 961,606.42
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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.