Finding the Fourth Proportional to 471.26, 650.18 and 284.68
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Solution
The fourth proportional to 471.26, 650.18 and 284.68 is: 392.76
Step by Step Solution
- Step 1: Write the proportion equation
471.26 : 650.18 = 284.68 : x - Step 2: Convert to fraction form
471.26/650.18 = 284.68/x - Step 3: Cross multiply
471.26x = 650.18 × 284.68 - Step 4: Simplify right side
471.26x = 185,093.24 - Step 5: Solve for x
x = 185,093.24/471.26 - Step 6: Final answer
x = 392.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.