Finding the Third Proportional to 398,757.30 and 875,015.79
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Solution
The third proportional to 398,757.30 and 875,015.79 is: 1,920,096.82
Step by Step Solution
- Step 1: Write the proportion equation
398,757.30 : 875,015.79 = 875,015.79 : x - Step 2: Convert to fraction form
398,757.30/875,015.79 = 875,015.79/x - Step 3: Cross multiply
398,757.30x = 875,015.79 × 875,015.79 - Step 4: Simplify right side
398,757.30x = 765,652,631,108.67 - Step 5: Solve for x
x = 765,652,631,108.67/398,757.30 - Step 6: Final answer
x = 1,920,096.82
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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.