Finding the Third Proportional to 216,879.75 and 469,959.75
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Solution
The third proportional to 216,879.75 and 469,959.75 is: 1,018,362.33
Step by Step Solution
- Step 1: Write the proportion equation
216,879.75 : 469,959.75 = 469,959.75 : x - Step 2: Convert to fraction form
216,879.75/469,959.75 = 469,959.75/x - Step 3: Cross multiply
216,879.75x = 469,959.75 × 469,959.75 - Step 4: Simplify right side
216,879.75x = 220,862,166,620.06 - Step 5: Solve for x
x = 220,862,166,620.06/216,879.75 - Step 6: Final answer
x = 1,018,362.33
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.