Finding the Third Proportional to 445.50 and 900
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Solution
The third proportional to 445.50 and 900 is: 1,818.18
Step by Step Solution
- Step 1: Write the proportion equation
445.50 : 900 = 900 : x - Step 2: Convert to fraction form
445.50/900 = 900/x - Step 3: Cross multiply
445.50x = 900 × 900 - Step 4: Simplify right side
445.50x = 810,000 - Step 5: Solve for x
x = 810,000/445.50 - Step 6: Final answer
x = 1,818.18
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These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.