Finding the Fourth Proportional to 441.15, 660.84 and 294.99
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Solution
The fourth proportional to 441.15, 660.84 and 294.99 is: 441.89
Step by Step Solution
- Step 1: Write the proportion equation
441.15 : 660.84 = 294.99 : x - Step 2: Convert to fraction form
441.15/660.84 = 294.99/x - Step 3: Cross multiply
441.15x = 660.84 × 294.99 - Step 4: Simplify right side
441.15x = 194,941.19 - Step 5: Solve for x
x = 194,941.19/441.15 - Step 6: Final answer
x = 441.89
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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.