Finding the Fourth Proportional to 203,722.84, 306,082.44 and 192,392.80
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Solution
The fourth proportional to 203,722.84, 306,082.44 and 192,392.80 is: 289,059.67
Step by Step Solution
- Step 1: Write the proportion equation
203,722.84 : 306,082.44 = 192,392.80 : x - Step 2: Convert to fraction form
203,722.84/306,082.44 = 192,392.80/x - Step 3: Cross multiply
203,722.84x = 306,082.44 × 192,392.80 - Step 4: Simplify right side
203,722.84x = 58,888,057,662.43 - Step 5: Solve for x
x = 58,888,057,662.43/203,722.84 - Step 6: Final answer
x = 289,059.67
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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.