Finding the Fourth Proportional to 801,129.62, 1,201,662.99 and 202,082.90
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Solution
The fourth proportional to 801,129.62, 1,201,662.99 and 202,082.90 is: 303,116.42
Step by Step Solution
- Step 1: Write the proportion equation
801,129.62 : 1,201,662.99 = 202,082.90 : x - Step 2: Convert to fraction form
801,129.62/1,201,662.99 = 202,082.90/x - Step 3: Cross multiply
801,129.62x = 1,201,662.99 × 202,082.90 - Step 4: Simplify right side
801,129.62x = 242,835,541,841.87 - Step 5: Solve for x
x = 242,835,541,841.87/801,129.62 - Step 6: Final answer
x = 303,116.42
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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.