Finding the Fourth Proportional to 226,240.77, 339,361.76 and 76,440.99
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Solution
The fourth proportional to 226,240.77, 339,361.76 and 76,440.99 is: 114,661.69
Step by Step Solution
- Step 1: Write the proportion equation
226,240.77 : 339,361.76 = 76,440.99 : x - Step 2: Convert to fraction form
226,240.77/339,361.76 = 76,440.99/x - Step 3: Cross multiply
226,240.77x = 339,361.76 × 76,440.99 - Step 4: Simplify right side
226,240.77x = 25,941,148,902.54 - Step 5: Solve for x
x = 25,941,148,902.54/226,240.77 - Step 6: Final answer
x = 114,661.69
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1.5x scale
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.