Finding the Fourth Proportional to 441.90, 662.84 and 246.99
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Solution
The fourth proportional to 441.90, 662.84 and 246.99 is: 370.48
Step by Step Solution
- Step 1: Write the proportion equation
441.90 : 662.84 = 246.99 : x - Step 2: Convert to fraction form
441.90/662.84 = 246.99/x - Step 3: Cross multiply
441.90x = 662.84 × 246.99 - Step 4: Simplify right side
441.90x = 163,715.47 - Step 5: Solve for x
x = 163,715.47/441.90 - Step 6: Final answer
x = 370.48
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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.