Finding the Fourth Proportional to 355,894.96, 491,135.02 and 194,750.02
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Solution
The fourth proportional to 355,894.96, 491,135.02 and 194,750.02 is: 268,755.01
Step by Step Solution
- Step 1: Write the proportion equation
355,894.96 : 491,135.02 = 194,750.02 : x - Step 2: Convert to fraction form
355,894.96/491,135.02 = 194,750.02/x - Step 3: Cross multiply
355,894.96x = 491,135.02 × 194,750.02 - Step 4: Simplify right side
355,894.96x = 95,648,554,967.70 - Step 5: Solve for x
x = 95,648,554,967.70/355,894.96 - Step 6: Final answer
x = 268,755.01
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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.