Finding the Fourth Proportional to 440,181.14, 658,331.04 and 383,192.78
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Solution
The fourth proportional to 440,181.14, 658,331.04 and 383,192.78 is: 573,099.75
Step by Step Solution
- Step 1: Write the proportion equation
440,181.14 : 658,331.04 = 383,192.78 : x - Step 2: Convert to fraction form
440,181.14/658,331.04 = 383,192.78/x - Step 3: Cross multiply
440,181.14x = 658,331.04 × 383,192.78 - Step 4: Simplify right side
440,181.14x = 252,267,699,523.21 - Step 5: Solve for x
x = 252,267,699,523.21/440,181.14 - Step 6: Final answer
x = 573,099.75
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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.