Finding the Third Proportional to 185 and 442.25
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Solution
The third proportional to 185 and 442.25 is: 1,057.22
Step by Step Solution
- Step 1: Write the proportion equation
185 : 442.25 = 442.25 : x - Step 2: Convert to fraction form
185/442.25 = 442.25/x - Step 3: Cross multiply
185x = 442.25 × 442.25 - Step 4: Simplify right side
185x = 195,585.06 - Step 5: Solve for x
x = 195,585.06/185 - Step 6: Final answer
x = 1,057.22
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Why These Related Problems?
These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.