Finding the Fourth Proportional to 757, 1,135.50 and 244
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Solution
The fourth proportional to 757, 1,135.50 and 244 is: 366
Step by Step Solution
- Step 1: Write the proportion equation
757 : 1,135.50 = 244 : x - Step 2: Convert to fraction form
757/1,135.50 = 244/x - Step 3: Cross multiply
757x = 1,135.50 × 244 - Step 4: Simplify right side
757x = 277,062 - Step 5: Solve for x
x = 277,062/757 - Step 6: Final answer
x = 366
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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.