Finding the Fourth Proportional to 296.68, 444.99 and 132.21
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Solution
The fourth proportional to 296.68, 444.99 and 132.21 is: 198.30
Step by Step Solution
- Step 1: Write the proportion equation
296.68 : 444.99 = 132.21 : x - Step 2: Convert to fraction form
296.68/444.99 = 132.21/x - Step 3: Cross multiply
296.68x = 444.99 × 132.21 - Step 4: Simplify right side
296.68x = 58,832.13 - Step 5: Solve for x
x = 58,832.13/296.68 - Step 6: Final answer
x = 198.30
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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.