Finding the Fourth Proportional to 202,560.80, 303,841.20 and 201,248.60
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Solution
The fourth proportional to 202,560.80, 303,841.20 and 201,248.60 is: 301,872.90
Step by Step Solution
- Step 1: Write the proportion equation
202,560.80 : 303,841.20 = 201,248.60 : x - Step 2: Convert to fraction form
202,560.80/303,841.20 = 201,248.60/x - Step 3: Cross multiply
202,560.80x = 303,841.20 × 201,248.60 - Step 4: Simplify right side
202,560.80x = 61,147,616,122.32 - Step 5: Solve for x
x = 61,147,616,122.32/202,560.80 - Step 6: Final answer
x = 301,872.90
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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.