Finding the Fourth Proportional to 297.68, 447.14 and 182.18
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Solution
The fourth proportional to 297.68, 447.14 and 182.18 is: 273.65
Step by Step Solution
- Step 1: Write the proportion equation
297.68 : 447.14 = 182.18 : x - Step 2: Convert to fraction form
297.68/447.14 = 182.18/x - Step 3: Cross multiply
297.68x = 447.14 × 182.18 - Step 4: Simplify right side
297.68x = 81,460.17 - Step 5: Solve for x
x = 81,460.17/297.68 - Step 6: Final answer
x = 273.65
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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.