Finding the Third Proportional to 419.50 and 926.75
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Solution
The third proportional to 419.50 and 926.75 is: 2,047.36
Step by Step Solution
- Step 1: Write the proportion equation
419.50 : 926.75 = 926.75 : x - Step 2: Convert to fraction form
419.50/926.75 = 926.75/x - Step 3: Cross multiply
419.50x = 926.75 × 926.75 - Step 4: Simplify right side
419.50x = 858,865.56 - Step 5: Solve for x
x = 858,865.56/419.50 - Step 6: Final answer
x = 2,047.36
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Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.