Finding the Fourth Proportional to 248.69, 372.73 and 207.99
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Solution
The fourth proportional to 248.69, 372.73 and 207.99 is: 311.73
Step by Step Solution
- Step 1: Write the proportion equation
248.69 : 372.73 = 207.99 : x - Step 2: Convert to fraction form
248.69/372.73 = 207.99/x - Step 3: Cross multiply
248.69x = 372.73 × 207.99 - Step 4: Simplify right side
248.69x = 77,524.11 - Step 5: Solve for x
x = 77,524.11/248.69 - Step 6: Final answer
x = 311.73
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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.