Finding the Fourth Proportional to 355,951.08, 491,212.68 and 194,806.03
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Solution
The fourth proportional to 355,951.08, 491,212.68 and 194,806.03 is: 268,832.43
Step by Step Solution
- Step 1: Write the proportion equation
355,951.08 : 491,212.68 = 194,806.03 : x - Step 2: Convert to fraction form
355,951.08/491,212.68 = 194,806.03/x - Step 3: Cross multiply
355,951.08x = 491,212.68 × 194,806.03 - Step 4: Simplify right side
355,951.08x = 95,691,192,076.46 - Step 5: Solve for x
x = 95,691,192,076.46/355,951.08 - Step 6: Final answer
x = 268,832.43
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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.