Finding the Third Proportional to 519.75 and 1,144.13
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Solution
The third proportional to 519.75 and 1,144.13 is: 2,518.56
Step by Step Solution
- Step 1: Write the proportion equation
519.75 : 1,144.13 = 1,144.13 : x - Step 2: Convert to fraction form
519.75/1,144.13 = 1,144.13/x - Step 3: Cross multiply
519.75x = 1,144.13 × 1,144.13 - Step 4: Simplify right side
519.75x = 1,309,022.02 - Step 5: Solve for x
x = 1,309,022.02/519.75 - Step 6: Final answer
x = 2,518.56
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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.