Finding the Fourth Proportional to 271,450.24, 407,175.36 and 84,424.48
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Solution
The fourth proportional to 271,450.24, 407,175.36 and 84,424.48 is: 126,636.72
Step by Step Solution
- Step 1: Write the proportion equation
271,450.24 : 407,175.36 = 84,424.48 : x - Step 2: Convert to fraction form
271,450.24/407,175.36 = 84,424.48/x - Step 3: Cross multiply
271,450.24x = 407,175.36 × 84,424.48 - Step 4: Simplify right side
271,450.24x = 34,375,568,036.81 - Step 5: Solve for x
x = 34,375,568,036.81/271,450.24 - Step 6: Final answer
x = 126,636.72
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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.