Finding the Fourth Proportional to 296.99, 445.18 and 134.65
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Solution
The fourth proportional to 296.99, 445.18 and 134.65 is: 201.84
Step by Step Solution
- Step 1: Write the proportion equation
296.99 : 445.18 = 134.65 : x - Step 2: Convert to fraction form
296.99/445.18 = 134.65/x - Step 3: Cross multiply
296.99x = 445.18 × 134.65 - Step 4: Simplify right side
296.99x = 59,943.49 - Step 5: Solve for x
x = 59,943.49/296.99 - Step 6: Final answer
x = 201.84
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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.