Finding the Fourth Proportional to 739,163.36, 1,108,735.32 and 178,193.36
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Solution
The fourth proportional to 739,163.36, 1,108,735.32 and 178,193.36 is: 267,287.70
Step by Step Solution
- Step 1: Write the proportion equation
739,163.36 : 1,108,735.32 = 178,193.36 : x - Step 2: Convert to fraction form
739,163.36/1,108,735.32 = 178,193.36/x - Step 3: Cross multiply
739,163.36x = 1,108,735.32 × 178,193.36 - Step 4: Simplify right side
739,163.36x = 197,569,272,021.48 - Step 5: Solve for x
x = 197,569,272,021.48/739,163.36 - Step 6: Final answer
x = 267,287.70
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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.