Finding the Third Proportional to 766 and 1,067
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Solution
The third proportional to 766 and 1,067 is: 1,486.28
Step by Step Solution
- Step 1: Write the proportion equation
766 : 1,067 = 1,067 : x - Step 2: Convert to fraction form
766/1,067 = 1,067/x - Step 3: Cross multiply
766x = 1,067 × 1,067 - Step 4: Simplify right side
766x = 1,138,489 - Step 5: Solve for x
x = 1,138,489/766 - Step 6: Final answer
x = 1,486.28
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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.