Finding the Third Proportional to 290,832 and 616,824
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Solution
The third proportional to 290,832 and 616,824 is: 1,308,218.65
Step by Step Solution
- Step 1: Write the proportion equation
290,832 : 616,824 = 616,824 : x - Step 2: Convert to fraction form
290,832/616,824 = 616,824/x - Step 3: Cross multiply
290,832x = 616,824 × 616,824 - Step 4: Simplify right side
290,832x = 380,471,846,976 - Step 5: Solve for x
x = 380,471,846,976/290,832 - Step 6: Final answer
x = 1,308,218.65
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.