Finding the Third Proportional to 888 and 2,220
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Solution
The third proportional to 888 and 2,220 is: 5,550
Step by Step Solution
- Step 1: Write the proportion equation
888 : 2,220 = 2,220 : x - Step 2: Convert to fraction form
888/2,220 = 2,220/x - Step 3: Cross multiply
888x = 2,220 × 2,220 - Step 4: Simplify right side
888x = 4,928,400 - Step 5: Solve for x
x = 4,928,400/888 - Step 6: Final answer
x = 5,550
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Why These Related Problems?
These problems maintain the same ratio (2.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.