Finding the Fourth Proportional to 347,546.03, 479,653.92 and 211,659.62
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Solution
The fourth proportional to 347,546.03, 479,653.92 and 211,659.62 is: 292,114.88
Step by Step Solution
- Step 1: Write the proportion equation
347,546.03 : 479,653.92 = 211,659.62 : x - Step 2: Convert to fraction form
347,546.03/479,653.92 = 211,659.62/x - Step 3: Cross multiply
347,546.03x = 479,653.92 × 211,659.62 - Step 4: Simplify right side
347,546.03x = 101,523,364,040.44 - Step 5: Solve for x
x = 101,523,364,040.44/347,546.03 - Step 6: Final answer
x = 292,114.88
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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.