Finding the Third Proportional to 492.50 and 880
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Solution
The third proportional to 492.50 and 880 is: 1,572.39
Step by Step Solution
- Step 1: Write the proportion equation
492.50 : 880 = 880 : x - Step 2: Convert to fraction form
492.50/880 = 880/x - Step 3: Cross multiply
492.50x = 880 × 880 - Step 4: Simplify right side
492.50x = 774,400 - Step 5: Solve for x
x = 774,400/492.50 - Step 6: Final answer
x = 1,572.39
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Why These Related Problems?
These problems maintain the same ratio (1.79) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.