Finding the Fourth Proportional to 447.87, 672.08 and 173.99
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Solution
The fourth proportional to 447.87, 672.08 and 173.99 is: 261.09
Step by Step Solution
- Step 1: Write the proportion equation
447.87 : 672.08 = 173.99 : x - Step 2: Convert to fraction form
447.87/672.08 = 173.99/x - Step 3: Cross multiply
447.87x = 672.08 × 173.99 - Step 4: Simplify right side
447.87x = 116,935.20 - Step 5: Solve for x
x = 116,935.20/447.87 - Step 6: Final answer
x = 261.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.