Finding the Fourth Proportional to 757,159.40, 1,135,493.26 and 251,584.62
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Solution
The fourth proportional to 757,159.40, 1,135,493.26 and 251,584.62 is: 377,295.24
Step by Step Solution
- Step 1: Write the proportion equation
757,159.40 : 1,135,493.26 = 251,584.62 : x - Step 2: Convert to fraction form
757,159.40/1,135,493.26 = 251,584.62/x - Step 3: Cross multiply
757,159.40x = 1,135,493.26 × 251,584.62 - Step 4: Simplify right side
757,159.40x = 285,672,640,329.66 - Step 5: Solve for x
x = 285,672,640,329.66/757,159.40 - Step 6: Final answer
x = 377,295.24
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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.