Finding the Third Proportional to 917 and 2,017
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Solution
The third proportional to 917 and 2,017 is: 4,436.52
Step by Step Solution
- Step 1: Write the proportion equation
917 : 2,017 = 2,017 : x - Step 2: Convert to fraction form
917/2,017 = 2,017/x - Step 3: Cross multiply
917x = 2,017 × 2,017 - Step 4: Simplify right side
917x = 4,068,289 - Step 5: Solve for x
x = 4,068,289/917 - Step 6: Final answer
x = 4,436.52
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.