Finding the Fourth Proportional to 284,982.26, 427,620.40 and 125,170.26
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Solution
The fourth proportional to 284,982.26, 427,620.40 and 125,170.26 is: 187,819.96
Step by Step Solution
- Step 1: Write the proportion equation
284,982.26 : 427,620.40 = 125,170.26 : x - Step 2: Convert to fraction form
284,982.26/427,620.40 = 125,170.26/x - Step 3: Cross multiply
284,982.26x = 427,620.40 × 125,170.26 - Step 4: Simplify right side
284,982.26x = 53,525,356,649.30 - Step 5: Solve for x
x = 53,525,356,649.30/284,982.26 - Step 6: Final answer
x = 187,819.96
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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.