Finding the Fourth Proportional to 296.38, 444.39 and 122.99
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Solution
The fourth proportional to 296.38, 444.39 and 122.99 is: 184.41
Step by Step Solution
- Step 1: Write the proportion equation
296.38 : 444.39 = 122.99 : x - Step 2: Convert to fraction form
296.38/444.39 = 122.99/x - Step 3: Cross multiply
296.38x = 444.39 × 122.99 - Step 4: Simplify right side
296.38x = 54,655.53 - Step 5: Solve for x
x = 54,655.53/296.38 - Step 6: Final answer
x = 184.41
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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.