Finding the Third Proportional to 181,645.88 and 393,909.75
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Solution
The third proportional to 181,645.88 and 393,909.75 is: 854,216.43
Step by Step Solution
- Step 1: Write the proportion equation
181,645.88 : 393,909.75 = 393,909.75 : x - Step 2: Convert to fraction form
181,645.88/393,909.75 = 393,909.75/x - Step 3: Cross multiply
181,645.88x = 393,909.75 × 393,909.75 - Step 4: Simplify right side
181,645.88x = 155,164,891,145.06 - Step 5: Solve for x
x = 155,164,891,145.06/181,645.88 - Step 6: Final answer
x = 854,216.43
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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.