Finding the Third Proportional to 458.25 and 1,007.25
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Solution
The third proportional to 458.25 and 1,007.25 is: 2,213.97
Step by Step Solution
- Step 1: Write the proportion equation
458.25 : 1,007.25 = 1,007.25 : x - Step 2: Convert to fraction form
458.25/1,007.25 = 1,007.25/x - Step 3: Cross multiply
458.25x = 1,007.25 × 1,007.25 - Step 4: Simplify right side
458.25x = 1,014,552.56 - Step 5: Solve for x
x = 1,014,552.56/458.25 - Step 6: Final answer
x = 2,213.97
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.