Finding the Third Proportional to 898.50 and 1,965
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Solution
The third proportional to 898.50 and 1,965 is: 4,297.41
Step by Step Solution
- Step 1: Write the proportion equation
898.50 : 1,965 = 1,965 : x - Step 2: Convert to fraction form
898.50/1,965 = 1,965/x - Step 3: Cross multiply
898.50x = 1,965 × 1,965 - Step 4: Simplify right side
898.50x = 3,861,225 - Step 5: Solve for x
x = 3,861,225/898.50 - Step 6: Final answer
x = 4,297.41
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.