Finding the Fourth Proportional to 682,129.98, 1,023,020.44 and 202,245.57
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Solution
The fourth proportional to 682,129.98, 1,023,020.44 and 202,245.57 is: 303,316.61
Step by Step Solution
- Step 1: Write the proportion equation
682,129.98 : 1,023,020.44 = 202,245.57 : x - Step 2: Convert to fraction form
682,129.98/1,023,020.44 = 202,245.57/x - Step 3: Cross multiply
682,129.98x = 1,023,020.44 × 202,245.57 - Step 4: Simplify right side
682,129.98x = 206,901,351,503.84 - Step 5: Solve for x
x = 206,901,351,503.84/682,129.98 - Step 6: Final answer
x = 303,316.61
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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.