Finding the Fourth Proportional to 336,163.20, 504,244.80 and 305,059.20
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Solution
The fourth proportional to 336,163.20, 504,244.80 and 305,059.20 is: 457,588.80
Step by Step Solution
- Step 1: Write the proportion equation
336,163.20 : 504,244.80 = 305,059.20 : x - Step 2: Convert to fraction form
336,163.20/504,244.80 = 305,059.20/x - Step 3: Cross multiply
336,163.20x = 504,244.80 × 305,059.20 - Step 4: Simplify right side
336,163.20x = 153,824,515,292.16 - Step 5: Solve for x
x = 153,824,515,292.16/336,163.20 - Step 6: Final answer
x = 457,588.80
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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.