Finding the Fourth Proportional to 400.97, 601.11 and 170.03
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Solution
The fourth proportional to 400.97, 601.11 and 170.03 is: 254.90
Step by Step Solution
- Step 1: Write the proportion equation
400.97 : 601.11 = 170.03 : x - Step 2: Convert to fraction form
400.97/601.11 = 170.03/x - Step 3: Cross multiply
400.97x = 601.11 × 170.03 - Step 4: Simplify right side
400.97x = 102,208.24 - Step 5: Solve for x
x = 102,208.24/400.97 - Step 6: Final answer
x = 254.90
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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.