Finding the Fourth Proportional to 208,922.82, 313,563.18 and 207,350.23
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Solution
The fourth proportional to 208,922.82, 313,563.18 and 207,350.23 is: 311,202.94
Step by Step Solution
- Step 1: Write the proportion equation
208,922.82 : 313,563.18 = 207,350.23 : x - Step 2: Convert to fraction form
208,922.82/313,563.18 = 207,350.23/x - Step 3: Cross multiply
208,922.82x = 313,563.18 × 207,350.23 - Step 4: Simplify right side
208,922.82x = 65,017,396,324.60 - Step 5: Solve for x
x = 65,017,396,324.60/208,922.82 - Step 6: Final answer
x = 311,202.94
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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.