Finding the Third Proportional to 283,428.75 and 396,252.75
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Solution
The third proportional to 283,428.75 and 396,252.75 is: 553,988.41
Step by Step Solution
- Step 1: Write the proportion equation
283,428.75 : 396,252.75 = 396,252.75 : x - Step 2: Convert to fraction form
283,428.75/396,252.75 = 396,252.75/x - Step 3: Cross multiply
283,428.75x = 396,252.75 × 396,252.75 - Step 4: Simplify right side
283,428.75x = 157,016,241,882.56 - Step 5: Solve for x
x = 157,016,241,882.56/283,428.75 - Step 6: Final answer
x = 553,988.41
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.