Finding the Fourth Proportional to 366,863.20, 550,294.80 and 252,701.80
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Solution
The fourth proportional to 366,863.20, 550,294.80 and 252,701.80 is: 379,052.70
Step by Step Solution
- Step 1: Write the proportion equation
366,863.20 : 550,294.80 = 252,701.80 : x - Step 2: Convert to fraction form
366,863.20/550,294.80 = 252,701.80/x - Step 3: Cross multiply
366,863.20x = 550,294.80 × 252,701.80 - Step 4: Simplify right side
366,863.20x = 139,060,486,490.64 - Step 5: Solve for x
x = 139,060,486,490.64/366,863.20 - Step 6: Final answer
x = 379,052.70
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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.