Finding the Third Proportional to 178,812 and 372,172.50
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Solution
The third proportional to 178,812 and 372,172.50 is: 774,625.69
Step by Step Solution
- Step 1: Write the proportion equation
178,812 : 372,172.50 = 372,172.50 : x - Step 2: Convert to fraction form
178,812/372,172.50 = 372,172.50/x - Step 3: Cross multiply
178,812x = 372,172.50 × 372,172.50 - Step 4: Simplify right side
178,812x = 138,512,369,756.25 - Step 5: Solve for x
x = 138,512,369,756.25/178,812 - Step 6: Final answer
x = 774,625.69
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.