Finding the Fourth Proportional to 297.38, 445.93 and 124.08
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Solution
The fourth proportional to 297.38, 445.93 and 124.08 is: 186.06
Step by Step Solution
- Step 1: Write the proportion equation
297.38 : 445.93 = 124.08 : x - Step 2: Convert to fraction form
297.38/445.93 = 124.08/x - Step 3: Cross multiply
297.38x = 445.93 × 124.08 - Step 4: Simplify right side
297.38x = 55,330.99 - Step 5: Solve for x
x = 55,330.99/297.38 - Step 6: Final answer
x = 186.06
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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.