Finding the Third Proportional to 394,206.75 and 659,380.50
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Solution
The third proportional to 394,206.75 and 659,380.50 is: 1,102,930.49
Step by Step Solution
- Step 1: Write the proportion equation
394,206.75 : 659,380.50 = 659,380.50 : x - Step 2: Convert to fraction form
394,206.75/659,380.50 = 659,380.50/x - Step 3: Cross multiply
394,206.75x = 659,380.50 × 659,380.50 - Step 4: Simplify right side
394,206.75x = 434,782,643,780.25 - Step 5: Solve for x
x = 434,782,643,780.25/394,206.75 - Step 6: Final answer
x = 1,102,930.49
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These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.