Finding the Third Proportional to 916.50 and 1,707
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Solution
The third proportional to 916.50 and 1,707 is: 3,179.32
Step by Step Solution
- Step 1: Write the proportion equation
916.50 : 1,707 = 1,707 : x - Step 2: Convert to fraction form
916.50/1,707 = 1,707/x - Step 3: Cross multiply
916.50x = 1,707 × 1,707 - Step 4: Simplify right side
916.50x = 2,913,849 - Step 5: Solve for x
x = 2,913,849/916.50 - Step 6: Final answer
x = 3,179.32
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Why These Related Problems?
These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.