Finding the Third Proportional to 178,811 and 268,220.50
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Solution
The third proportional to 178,811 and 268,220.50 is: 402,336.75
Step by Step Solution
- Step 1: Write the proportion equation
178,811 : 268,220.50 = 268,220.50 : x - Step 2: Convert to fraction form
178,811/268,220.50 = 268,220.50/x - Step 3: Cross multiply
178,811x = 268,220.50 × 268,220.50 - Step 4: Simplify right side
178,811x = 71,942,236,620.25 - Step 5: Solve for x
x = 71,942,236,620.25/178,811 - Step 6: Final answer
x = 402,336.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.