Finding the Fourth Proportional to 252.50, 348.74 and 249.09
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Solution
The fourth proportional to 252.50, 348.74 and 249.09 is: 344.03
Step by Step Solution
- Step 1: Write the proportion equation
252.50 : 348.74 = 249.09 : x - Step 2: Convert to fraction form
252.50/348.74 = 249.09/x - Step 3: Cross multiply
252.50x = 348.74 × 249.09 - Step 4: Simplify right side
252.50x = 86,867.99 - Step 5: Solve for x
x = 86,867.99/252.50 - Step 6: Final answer
x = 344.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.