Finding the Fourth Proportional to 416,236.14, 574,407.32 and 225,249.48
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Solution
The fourth proportional to 416,236.14, 574,407.32 and 225,249.48 is: 310,845.07
Step by Step Solution
- Step 1: Write the proportion equation
416,236.14 : 574,407.32 = 225,249.48 : x - Step 2: Convert to fraction form
416,236.14/574,407.32 = 225,249.48/x - Step 3: Cross multiply
416,236.14x = 574,407.32 × 225,249.48 - Step 4: Simplify right side
416,236.14x = 129,384,950,138.19 - Step 5: Solve for x
x = 129,384,950,138.19/416,236.14 - Step 6: Final answer
x = 310,845.07
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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.