Finding the Third Proportional to 380,855.25 and 811,057.50
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Solution
The third proportional to 380,855.25 and 811,057.50 is: 1,727,202.84
Step by Step Solution
- Step 1: Write the proportion equation
380,855.25 : 811,057.50 = 811,057.50 : x - Step 2: Convert to fraction form
380,855.25/811,057.50 = 811,057.50/x - Step 3: Cross multiply
380,855.25x = 811,057.50 × 811,057.50 - Step 4: Simplify right side
380,855.25x = 657,814,268,306.25 - Step 5: Solve for x
x = 657,814,268,306.25/380,855.25 - Step 6: Final answer
x = 1,727,202.84
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.