Finding the Fourth Proportional to 263,175.08, 394,899.30 and 122,933.70
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Solution
The fourth proportional to 263,175.08, 394,899.30 and 122,933.70 is: 184,464.40
Step by Step Solution
- Step 1: Write the proportion equation
263,175.08 : 394,899.30 = 122,933.70 : x - Step 2: Convert to fraction form
263,175.08/394,899.30 = 122,933.70/x - Step 3: Cross multiply
263,175.08x = 394,899.30 × 122,933.70 - Step 4: Simplify right side
263,175.08x = 48,546,432,076.41 - Step 5: Solve for x
x = 48,546,432,076.41/263,175.08 - Step 6: Final answer
x = 184,464.40
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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.