Finding the Fourth Proportional to 297.76, 446.58 and 249.52
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Solution
The fourth proportional to 297.76, 446.58 and 249.52 is: 374.23
Step by Step Solution
- Step 1: Write the proportion equation
297.76 : 446.58 = 249.52 : x - Step 2: Convert to fraction form
297.76/446.58 = 249.52/x - Step 3: Cross multiply
297.76x = 446.58 × 249.52 - Step 4: Simplify right side
297.76x = 111,430.64 - Step 5: Solve for x
x = 111,430.64/297.76 - Step 6: Final answer
x = 374.23
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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.