Finding the Fourth Proportional to 281,249.26, 421,381.74 and 234,166.80
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Solution
The fourth proportional to 281,249.26, 421,381.74 and 234,166.80 is: 350,840.43
Step by Step Solution
- Step 1: Write the proportion equation
281,249.26 : 421,381.74 = 234,166.80 : x - Step 2: Convert to fraction form
281,249.26/421,381.74 = 234,166.80/x - Step 3: Cross multiply
281,249.26x = 421,381.74 × 234,166.80 - Step 4: Simplify right side
281,249.26x = 98,673,613,722.27 - Step 5: Solve for x
x = 98,673,613,722.27/281,249.26 - Step 6: Final answer
x = 350,840.43
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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.