Finding the Fourth Proportional to 341.29, 471.02 and 230.99
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Solution
The fourth proportional to 341.29, 471.02 and 230.99 is: 318.79
Step by Step Solution
- Step 1: Write the proportion equation
341.29 : 471.02 = 230.99 : x - Step 2: Convert to fraction form
341.29/471.02 = 230.99/x - Step 3: Cross multiply
341.29x = 471.02 × 230.99 - Step 4: Simplify right side
341.29x = 108,800.91 - Step 5: Solve for x
x = 108,800.91/341.29 - Step 6: Final answer
x = 318.79
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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.