Finding the Fourth Proportional to 339,704.88, 467,982.36 and 237,539.28
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Solution
The fourth proportional to 339,704.88, 467,982.36 and 237,539.28 is: 327,237.55
Step by Step Solution
- Step 1: Write the proportion equation
339,704.88 : 467,982.36 = 237,539.28 : x - Step 2: Convert to fraction form
339,704.88/467,982.36 = 237,539.28/x - Step 3: Cross multiply
339,704.88x = 467,982.36 × 237,539.28 - Step 4: Simplify right side
339,704.88x = 111,164,192,847.10 - Step 5: Solve for x
x = 111,164,192,847.10/339,704.88 - Step 6: Final answer
x = 327,237.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.