Finding the Fourth Proportional to 442.11, 662.36 and 246.88
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Solution
The fourth proportional to 442.11, 662.36 and 246.88 is: 369.86
Step by Step Solution
- Step 1: Write the proportion equation
442.11 : 662.36 = 246.88 : x - Step 2: Convert to fraction form
442.11/662.36 = 246.88/x - Step 3: Cross multiply
442.11x = 662.36 × 246.88 - Step 4: Simplify right side
442.11x = 163,520.13 - Step 5: Solve for x
x = 163,520.13/442.11 - Step 6: Final answer
x = 369.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.