Finding the Fourth Proportional to 373,532.72, 515,474.08 and 203,765.63
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Solution
The fourth proportional to 373,532.72, 515,474.08 and 203,765.63 is: 281,195.98
Step by Step Solution
- Step 1: Write the proportion equation
373,532.72 : 515,474.08 = 203,765.63 : x - Step 2: Convert to fraction form
373,532.72/515,474.08 = 203,765.63/x - Step 3: Cross multiply
373,532.72x = 515,474.08 × 203,765.63 - Step 4: Simplify right side
373,532.72x = 105,035,897,573.09 - Step 5: Solve for x
x = 105,035,897,573.09/373,532.72 - Step 6: Final answer
x = 281,195.98
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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.