Finding the Third Proportional to 579.75 and 1,101
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Solution
The third proportional to 579.75 and 1,101 is: 2,090.90
Step by Step Solution
- Step 1: Write the proportion equation
579.75 : 1,101 = 1,101 : x - Step 2: Convert to fraction form
579.75/1,101 = 1,101/x - Step 3: Cross multiply
579.75x = 1,101 × 1,101 - Step 4: Simplify right side
579.75x = 1,212,201 - Step 5: Solve for x
x = 1,212,201/579.75 - Step 6: Final answer
x = 2,090.90
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Why These Related Problems?
These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.