Finding the Third Proportional to 571 and 891.50
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Solution
The third proportional to 571 and 891.50 is: 1,391.90
Step by Step Solution
- Step 1: Write the proportion equation
571 : 891.50 = 891.50 : x - Step 2: Convert to fraction form
571/891.50 = 891.50/x - Step 3: Cross multiply
571x = 891.50 × 891.50 - Step 4: Simplify right side
571x = 794,772.25 - Step 5: Solve for x
x = 794,772.25/571 - Step 6: Final answer
x = 1,391.90
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.