Finding the Third Proportional to 486,550 and 774,795
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Solution
The third proportional to 486,550 and 774,795 is: 1,233,803.91
Step by Step Solution
- Step 1: Write the proportion equation
486,550 : 774,795 = 774,795 : x - Step 2: Convert to fraction form
486,550/774,795 = 774,795/x - Step 3: Cross multiply
486,550x = 774,795 × 774,795 - Step 4: Simplify right side
486,550x = 600,307,292,025 - Step 5: Solve for x
x = 600,307,292,025/486,550 - Step 6: Final answer
x = 1,233,803.91
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.