Finding the Fourth Proportional to 774,062.88, 1,161,542.64 and 324,744
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Solution
The fourth proportional to 774,062.88, 1,161,542.64 and 324,744 is: 487,304.08
Step by Step Solution
- Step 1: Write the proportion equation
774,062.88 : 1,161,542.64 = 324,744 : x - Step 2: Convert to fraction form
774,062.88/1,161,542.64 = 324,744/x - Step 3: Cross multiply
774,062.88x = 1,161,542.64 × 324,744 - Step 4: Simplify right side
774,062.88x = 377,204,003,084.16 - Step 5: Solve for x
x = 377,204,003,084.16/774,062.88 - Step 6: Final answer
x = 487,304.08
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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.