Finding the Third Proportional to 519,486.75 and 777,139.50
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Solution
The third proportional to 519,486.75 and 777,139.50 is: 1,162,581.73
Step by Step Solution
- Step 1: Write the proportion equation
519,486.75 : 777,139.50 = 777,139.50 : x - Step 2: Convert to fraction form
519,486.75/777,139.50 = 777,139.50/x - Step 3: Cross multiply
519,486.75x = 777,139.50 × 777,139.50 - Step 4: Simplify right side
519,486.75x = 603,945,802,460.25 - Step 5: Solve for x
x = 603,945,802,460.25/519,486.75 - Step 6: Final answer
x = 1,162,581.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.