Finding the Third Proportional to 151,220.75 and 330,142.75
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Solution
The third proportional to 151,220.75 and 330,142.75 is: 720,762.43
Step by Step Solution
- Step 1: Write the proportion equation
151,220.75 : 330,142.75 = 330,142.75 : x - Step 2: Convert to fraction form
151,220.75/330,142.75 = 330,142.75/x - Step 3: Cross multiply
151,220.75x = 330,142.75 × 330,142.75 - Step 4: Simplify right side
151,220.75x = 108,994,235,377.56 - Step 5: Solve for x
x = 108,994,235,377.56/151,220.75 - Step 6: Final answer
x = 720,762.43
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.