Finding the Fourth Proportional to 281,654.24, 422,460.84 and 104,078.48
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Solution
The fourth proportional to 281,654.24, 422,460.84 and 104,078.48 is: 156,110.14
Step by Step Solution
- Step 1: Write the proportion equation
281,654.24 : 422,460.84 = 104,078.48 : x - Step 2: Convert to fraction form
281,654.24/422,460.84 = 104,078.48/x - Step 3: Cross multiply
281,654.24x = 422,460.84 × 104,078.48 - Step 4: Simplify right side
281,654.24x = 43,969,082,086.72 - Step 5: Solve for x
x = 43,969,082,086.72/281,654.24 - Step 6: Final answer
x = 156,110.14
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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.