Finding the Fourth Proportional to 943,548.26, 1,415,121.41 and 269,450.60
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Solution
The fourth proportional to 943,548.26, 1,415,121.41 and 269,450.60 is: 404,118.50
Step by Step Solution
- Step 1: Write the proportion equation
943,548.26 : 1,415,121.41 = 269,450.60 : x - Step 2: Convert to fraction form
943,548.26/1,415,121.41 = 269,450.60/x - Step 3: Cross multiply
943,548.26x = 1,415,121.41 × 269,450.60 - Step 4: Simplify right side
943,548.26x = 381,305,304,574.49 - Step 5: Solve for x
x = 381,305,304,574.49/943,548.26 - Step 6: Final answer
x = 404,118.50
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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.