Finding the Fourth Proportional to 454,698.26, 682,049.67 and 117,715.28
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Solution
The fourth proportional to 454,698.26, 682,049.67 and 117,715.28 is: 176,573.50
Step by Step Solution
- Step 1: Write the proportion equation
454,698.26 : 682,049.67 = 117,715.28 : x - Step 2: Convert to fraction form
454,698.26/682,049.67 = 117,715.28/x - Step 3: Cross multiply
454,698.26x = 682,049.67 × 117,715.28 - Step 4: Simplify right side
454,698.26x = 80,287,664,026.28 - Step 5: Solve for x
x = 80,287,664,026.28/454,698.26 - Step 6: Final answer
x = 176,573.50
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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.