Finding the Fourth Proportional to 275,233.14, 412,850.34 and 75,556.26
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Solution
The fourth proportional to 275,233.14, 412,850.34 and 75,556.26 is: 113,334.56
Step by Step Solution
- Step 1: Write the proportion equation
275,233.14 : 412,850.34 = 75,556.26 : x - Step 2: Convert to fraction form
275,233.14/412,850.34 = 75,556.26/x - Step 3: Cross multiply
275,233.14x = 412,850.34 × 75,556.26 - Step 4: Simplify right side
275,233.14x = 31,193,427,630.13 - Step 5: Solve for x
x = 31,193,427,630.13/275,233.14 - Step 6: Final answer
x = 113,334.56
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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.