Finding the Fourth Proportional to 407,799.36, 562,755.60 and 226,504.08
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Solution
The fourth proportional to 407,799.36, 562,755.60 and 226,504.08 is: 312,571.46
Step by Step Solution
- Step 1: Write the proportion equation
407,799.36 : 562,755.60 = 226,504.08 : x - Step 2: Convert to fraction form
407,799.36/562,755.60 = 226,504.08/x - Step 3: Cross multiply
407,799.36x = 562,755.60 × 226,504.08 - Step 4: Simplify right side
407,799.36x = 127,466,439,442.85 - Step 5: Solve for x
x = 127,466,439,442.85/407,799.36 - Step 6: Final answer
x = 312,571.46
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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.