Finding the Fourth Proportional to 491,862.60, 737,793.90 and 466,201.80
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Solution
The fourth proportional to 491,862.60, 737,793.90 and 466,201.80 is: 699,302.70
Step by Step Solution
- Step 1: Write the proportion equation
491,862.60 : 737,793.90 = 466,201.80 : x - Step 2: Convert to fraction form
491,862.60/737,793.90 = 466,201.80/x - Step 3: Cross multiply
491,862.60x = 737,793.90 × 466,201.80 - Step 4: Simplify right side
491,862.60x = 343,960,844,209.02 - Step 5: Solve for x
x = 343,960,844,209.02/491,862.60 - Step 6: Final answer
x = 699,302.70
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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.