Finding the Fourth Proportional to 248.99, 373.49 and 214.97
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Solution
The fourth proportional to 248.99, 373.49 and 214.97 is: 322.45
Step by Step Solution
- Step 1: Write the proportion equation
248.99 : 373.49 = 214.97 : x - Step 2: Convert to fraction form
248.99/373.49 = 214.97/x - Step 3: Cross multiply
248.99x = 373.49 × 214.97 - Step 4: Simplify right side
248.99x = 80,286.20 - Step 5: Solve for x
x = 80,286.20/248.99 - Step 6: Final answer
x = 322.45
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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.