Finding the Fourth Proportional to 332,028.91, 498,107.36 and 107,445.07
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Solution
The fourth proportional to 332,028.91, 498,107.36 and 107,445.07 is: 161,188.31
Step by Step Solution
- Step 1: Write the proportion equation
332,028.91 : 498,107.36 = 107,445.07 : x - Step 2: Convert to fraction form
332,028.91/498,107.36 = 107,445.07/x - Step 3: Cross multiply
332,028.91x = 498,107.36 × 107,445.07 - Step 4: Simplify right side
332,028.91x = 53,519,180,162.72 - Step 5: Solve for x
x = 53,519,180,162.72/332,028.91 - Step 6: Final answer
x = 161,188.31
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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.