Finding the Third Proportional to 359 and 408.50
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Solution
The third proportional to 359 and 408.50 is: 464.83
Step by Step Solution
- Step 1: Write the proportion equation
359 : 408.50 = 408.50 : x - Step 2: Convert to fraction form
359/408.50 = 408.50/x - Step 3: Cross multiply
359x = 408.50 × 408.50 - Step 4: Simplify right side
359x = 166,872.25 - Step 5: Solve for x
x = 166,872.25/359 - Step 6: Final answer
x = 464.83
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These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.