Finding the Fourth Proportional to 294,679.70, 406,706.91 and 173,850.68
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Solution
The fourth proportional to 294,679.70, 406,706.91 and 173,850.68 is: 239,942.80
Step by Step Solution
- Step 1: Write the proportion equation
294,679.70 : 406,706.91 = 173,850.68 : x - Step 2: Convert to fraction form
294,679.70/406,706.91 = 173,850.68/x - Step 3: Cross multiply
294,679.70x = 406,706.91 × 173,850.68 - Step 4: Simplify right side
294,679.70x = 70,706,273,229.03 - Step 5: Solve for x
x = 70,706,273,229.03/294,679.70 - Step 6: Final answer
x = 239,942.80
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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.