Finding the Fourth Proportional to 277,163.94, 382,486.14 and 149,839.50
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Solution
The fourth proportional to 277,163.94, 382,486.14 and 149,839.50 is: 206,778.46
Step by Step Solution
- Step 1: Write the proportion equation
277,163.94 : 382,486.14 = 149,839.50 : x - Step 2: Convert to fraction form
277,163.94/382,486.14 = 149,839.50/x - Step 3: Cross multiply
277,163.94x = 382,486.14 × 149,839.50 - Step 4: Simplify right side
277,163.94x = 57,311,531,974.53 - Step 5: Solve for x
x = 57,311,531,974.53/277,163.94 - Step 6: Final answer
x = 206,778.46
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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.