Finding the Third Proportional to 926 and 1,431
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Solution
The third proportional to 926 and 1,431 is: 2,211.40
Step by Step Solution
- Step 1: Write the proportion equation
926 : 1,431 = 1,431 : x - Step 2: Convert to fraction form
926/1,431 = 1,431/x - Step 3: Cross multiply
926x = 1,431 × 1,431 - Step 4: Simplify right side
926x = 2,047,761 - Step 5: Solve for x
x = 2,047,761/926 - Step 6: Final answer
x = 2,211.40
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.