Finding the Third Proportional to 512,209.50 and 751,701
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Solution
The third proportional to 512,209.50 and 751,701 is: 1,103,170.47
Step by Step Solution
- Step 1: Write the proportion equation
512,209.50 : 751,701 = 751,701 : x - Step 2: Convert to fraction form
512,209.50/751,701 = 751,701/x - Step 3: Cross multiply
512,209.50x = 751,701 × 751,701 - Step 4: Simplify right side
512,209.50x = 565,054,393,401 - Step 5: Solve for x
x = 565,054,393,401/512,209.50 - Step 6: Final answer
x = 1,103,170.47
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.