Finding the Third Proportional to 792.75 and 1,585.50
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Solution
The third proportional to 792.75 and 1,585.50 is: 3,171
Step by Step Solution
- Step 1: Write the proportion equation
792.75 : 1,585.50 = 1,585.50 : x - Step 2: Convert to fraction form
792.75/1,585.50 = 1,585.50/x - Step 3: Cross multiply
792.75x = 1,585.50 × 1,585.50 - Step 4: Simplify right side
792.75x = 2,513,810.25 - Step 5: Solve for x
x = 2,513,810.25/792.75 - Step 6: Final answer
x = 3,171
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Why These Related Problems?
These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.