Finding the Third Proportional to 221,680.13 and 324,656.44
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Solution
The third proportional to 221,680.13 and 324,656.44 is: 475,467.99
Step by Step Solution
- Step 1: Write the proportion equation
221,680.13 : 324,656.44 = 324,656.44 : x - Step 2: Convert to fraction form
221,680.13/324,656.44 = 324,656.44/x - Step 3: Cross multiply
221,680.13x = 324,656.44 × 324,656.44 - Step 4: Simplify right side
221,680.13x = 105,401,802,410.19 - Step 5: Solve for x
x = 105,401,802,410.19/221,680.13 - Step 6: Final answer
x = 475,467.99
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.