Finding the Fourth Proportional to 547,604.20, 821,528.70 and 192,629.80
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Solution
The fourth proportional to 547,604.20, 821,528.70 and 192,629.80 is: 288,987.76
Step by Step Solution
- Step 1: Write the proportion equation
547,604.20 : 821,528.70 = 192,629.80 : x - Step 2: Convert to fraction form
547,604.20/821,528.70 = 192,629.80/x - Step 3: Cross multiply
547,604.20x = 821,528.70 × 192,629.80 - Step 4: Simplify right side
547,604.20x = 158,250,909,175.26 - Step 5: Solve for x
x = 158,250,909,175.26/547,604.20 - Step 6: Final answer
x = 288,987.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.