Finding the Fourth Proportional to 332,450.28, 458,719.62 and 189,201.80
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Solution
The fourth proportional to 332,450.28, 458,719.62 and 189,201.80 is: 261,063.33
Step by Step Solution
- Step 1: Write the proportion equation
332,450.28 : 458,719.62 = 189,201.80 : x - Step 2: Convert to fraction form
332,450.28/458,719.62 = 189,201.80/x - Step 3: Cross multiply
332,450.28x = 458,719.62 × 189,201.80 - Step 4: Simplify right side
332,450.28x = 86,790,577,799.32 - Step 5: Solve for x
x = 86,790,577,799.32/332,450.28 - Step 6: Final answer
x = 261,063.33
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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.