Finding the Third Proportional to 521.50 and 1,110
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Solution
The third proportional to 521.50 and 1,110 is: 2,362.61
Step by Step Solution
- Step 1: Write the proportion equation
521.50 : 1,110 = 1,110 : x - Step 2: Convert to fraction form
521.50/1,110 = 1,110/x - Step 3: Cross multiply
521.50x = 1,110 × 1,110 - Step 4: Simplify right side
521.50x = 1,232,100 - Step 5: Solve for x
x = 1,232,100/521.50 - Step 6: Final answer
x = 2,362.61
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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.