Finding the Fourth Proportional to 440,754.44, 608,245.14 and 239,550.92
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Solution
The fourth proportional to 440,754.44, 608,245.14 and 239,550.92 is: 330,582.45
Step by Step Solution
- Step 1: Write the proportion equation
440,754.44 : 608,245.14 = 239,550.92 : x - Step 2: Convert to fraction form
440,754.44/608,245.14 = 239,550.92/x - Step 3: Cross multiply
440,754.44x = 608,245.14 × 239,550.92 - Step 4: Simplify right side
440,754.44x = 145,705,682,872.53 - Step 5: Solve for x
x = 145,705,682,872.53/440,754.44 - Step 6: Final answer
x = 330,582.45
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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.