Finding the Fourth Proportional to 471.23, 650.26 and 271.99
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Solution
The fourth proportional to 471.23, 650.26 and 271.99 is: 375.33
Step by Step Solution
- Step 1: Write the proportion equation
471.23 : 650.26 = 271.99 : x - Step 2: Convert to fraction form
471.23/650.26 = 271.99/x - Step 3: Cross multiply
471.23x = 650.26 × 271.99 - Step 4: Simplify right side
471.23x = 176,865.37 - Step 5: Solve for x
x = 176,865.37/471.23 - Step 6: Final answer
x = 375.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.