Finding the Fourth Proportional to 757,211.09, 1,135,571.00 and 251,636.22
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Solution
The fourth proportional to 757,211.09, 1,135,571.00 and 251,636.22 is: 377,372.70
Step by Step Solution
- Step 1: Write the proportion equation
757,211.09 : 1,135,571.00 = 251,636.22 : x - Step 2: Convert to fraction form
757,211.09/1,135,571.00 = 251,636.22/x - Step 3: Cross multiply
757,211.09x = 1,135,571.00 × 251,636.22 - Step 4: Simplify right side
757,211.09x = 285,750,792,723.44 - Step 5: Solve for x
x = 285,750,792,723.44/757,211.09 - Step 6: Final answer
x = 377,372.70
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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.