Finding the Fourth Proportional to 364,381.60, 502,847.49 and 203,247.09
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Solution
The fourth proportional to 364,381.60, 502,847.49 and 203,247.09 is: 280,481.47
Step by Step Solution
- Step 1: Write the proportion equation
364,381.60 : 502,847.49 = 203,247.09 : x - Step 2: Convert to fraction form
364,381.60/502,847.49 = 203,247.09/x - Step 3: Cross multiply
364,381.60x = 502,847.49 × 203,247.09 - Step 4: Simplify right side
364,381.60x = 102,202,287,170.63 - Step 5: Solve for x
x = 102,202,287,170.63/364,381.60 - Step 6: Final answer
x = 280,481.47
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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.