Finding the Fourth Proportional to 202,765.05, 303,657.21 and 197,450.64
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Solution
The fourth proportional to 202,765.05, 303,657.21 and 197,450.64 is: 295,698.45
Step by Step Solution
- Step 1: Write the proportion equation
202,765.05 : 303,657.21 = 197,450.64 : x - Step 2: Convert to fraction form
202,765.05/303,657.21 = 197,450.64/x - Step 3: Cross multiply
202,765.05x = 303,657.21 × 197,450.64 - Step 4: Simplify right side
202,765.05x = 59,957,310,455.11 - Step 5: Solve for x
x = 59,957,310,455.11/202,765.05 - Step 6: Final answer
x = 295,698.45
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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.