Finding the Third Proportional to 186 and 276
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Solution
The third proportional to 186 and 276 is: 409.55
Step by Step Solution
- Step 1: Write the proportion equation
186 : 276 = 276 : x - Step 2: Convert to fraction form
186/276 = 276/x - Step 3: Cross multiply
186x = 276 × 276 - Step 4: Simplify right side
186x = 76,176 - Step 5: Solve for x
x = 76,176/186 - Step 6: Final answer
x = 409.55
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These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.