Finding the Fourth Proportional to 299,315.26, 449,096.01 and 219,759.49
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Solution
The fourth proportional to 299,315.26, 449,096.01 and 219,759.49 is: 329,729.63
Step by Step Solution
- Step 1: Write the proportion equation
299,315.26 : 449,096.01 = 219,759.49 : x - Step 2: Convert to fraction form
299,315.26/449,096.01 = 219,759.49/x - Step 3: Cross multiply
299,315.26x = 449,096.01 × 219,759.49 - Step 4: Simplify right side
299,315.26x = 98,693,110,118.63 - Step 5: Solve for x
x = 98,693,110,118.63/299,315.26 - Step 6: Final answer
x = 329,729.63
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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.