Finding the Fourth Proportional to 852, 1,278 and 244
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Solution
The fourth proportional to 852, 1,278 and 244 is: 366
Step by Step Solution
- Step 1: Write the proportion equation
852 : 1,278 = 244 : x - Step 2: Convert to fraction form
852/1,278 = 244/x - Step 3: Cross multiply
852x = 1,278 × 244 - Step 4: Simplify right side
852x = 311,832 - Step 5: Solve for x
x = 311,832/852 - Step 6: Final answer
x = 366
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.