Finding the Fourth Proportional to 271,342.40, 374,446.71 and 150,481.08
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Solution
The fourth proportional to 271,342.40, 374,446.71 and 150,481.08 is: 207,660.68
Step by Step Solution
- Step 1: Write the proportion equation
271,342.40 : 374,446.71 = 150,481.08 : x - Step 2: Convert to fraction form
271,342.40/374,446.71 = 150,481.08/x - Step 3: Cross multiply
271,342.40x = 374,446.71 × 150,481.08 - Step 4: Simplify right side
271,342.40x = 56,347,145,323.25 - Step 5: Solve for x
x = 56,347,145,323.25/271,342.40 - Step 6: Final answer
x = 207,660.68
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1.5x scale
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.