Finding the Fourth Proportional to 330,163.26, 495,441.63 and 119,817.60
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Solution
The fourth proportional to 330,163.26, 495,441.63 and 119,817.60 is: 179,797.80
Step by Step Solution
- Step 1: Write the proportion equation
330,163.26 : 495,441.63 = 119,817.60 : x - Step 2: Convert to fraction form
330,163.26/495,441.63 = 119,817.60/x - Step 3: Cross multiply
330,163.26x = 495,441.63 × 119,817.60 - Step 4: Simplify right side
330,163.26x = 59,362,627,046.69 - Step 5: Solve for x
x = 59,362,627,046.69/330,163.26 - Step 6: Final answer
x = 179,797.80
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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.