Finding the Fourth Proportional to 491,785.49, 737,240.60 and 192,197.95
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Solution
The fourth proportional to 491,785.49, 737,240.60 and 192,197.95 is: 288,125.89
Step by Step Solution
- Step 1: Write the proportion equation
491,785.49 : 737,240.60 = 192,197.95 : x - Step 2: Convert to fraction form
491,785.49/737,240.60 = 192,197.95/x - Step 3: Cross multiply
491,785.49x = 737,240.60 × 192,197.95 - Step 4: Simplify right side
491,785.49x = 141,696,130,614.16 - Step 5: Solve for x
x = 141,696,130,614.16/491,785.49 - Step 6: Final answer
x = 288,125.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.