Finding the Third Proportional to 447.75 and 957
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Solution
The third proportional to 447.75 and 957 is: 2,045.45
Step by Step Solution
- Step 1: Write the proportion equation
447.75 : 957 = 957 : x - Step 2: Convert to fraction form
447.75/957 = 957/x - Step 3: Cross multiply
447.75x = 957 × 957 - Step 4: Simplify right side
447.75x = 915,849 - Step 5: Solve for x
x = 915,849/447.75 - Step 6: Final answer
x = 2,045.45
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.