Finding the Fourth Proportional to 296.43, 444.23 and 218.79
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Solution
The fourth proportional to 296.43, 444.23 and 218.79 is: 327.88
Step by Step Solution
- Step 1: Write the proportion equation
296.43 : 444.23 = 218.79 : x - Step 2: Convert to fraction form
296.43/444.23 = 218.79/x - Step 3: Cross multiply
296.43x = 444.23 × 218.79 - Step 4: Simplify right side
296.43x = 97,191.99 - Step 5: Solve for x
x = 97,191.99/296.43 - Step 6: Final answer
x = 327.88
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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.