Finding the Third Proportional to 120,565.69 and 261,887.63
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Solution
The third proportional to 120,565.69 and 261,887.63 is: 568,861.09
Step by Step Solution
- Step 1: Write the proportion equation
120,565.69 : 261,887.63 = 261,887.63 : x - Step 2: Convert to fraction form
120,565.69/261,887.63 = 261,887.63/x - Step 3: Cross multiply
120,565.69x = 261,887.63 × 261,887.63 - Step 4: Simplify right side
120,565.69x = 68,585,128,128.14 - Step 5: Solve for x
x = 68,585,128,128.14/120,565.69 - Step 6: Final answer
x = 568,861.09
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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.