Finding the Third Proportional to 394,201.75 and 864,704.75
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Solution
The third proportional to 394,201.75 and 864,704.75 is: 1,896,780.78
Step by Step Solution
- Step 1: Write the proportion equation
394,201.75 : 864,704.75 = 864,704.75 : x - Step 2: Convert to fraction form
394,201.75/864,704.75 = 864,704.75/x - Step 3: Cross multiply
394,201.75x = 864,704.75 × 864,704.75 - Step 4: Simplify right side
394,201.75x = 747,714,304,672.56 - Step 5: Solve for x
x = 747,714,304,672.56/394,201.75 - Step 6: Final answer
x = 1,896,780.78
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.