Finding the Third Proportional to 985 and 1,366
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Solution
The third proportional to 985 and 1,366 is: 1,894.37
Step by Step Solution
- Step 1: Write the proportion equation
985 : 1,366 = 1,366 : x - Step 2: Convert to fraction form
985/1,366 = 1,366/x - Step 3: Cross multiply
985x = 1,366 × 1,366 - Step 4: Simplify right side
985x = 1,865,956 - Step 5: Solve for x
x = 1,865,956/985 - Step 6: Final answer
x = 1,894.37
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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.