Finding the Fourth Proportional to 882,251.20, 1,324,251.60 and 433,478.80
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Solution
The fourth proportional to 882,251.20, 1,324,251.60 and 433,478.80 is: 650,648.02
Step by Step Solution
- Step 1: Write the proportion equation
882,251.20 : 1,324,251.60 = 433,478.80 : x - Step 2: Convert to fraction form
882,251.20/1,324,251.60 = 433,478.80/x - Step 3: Cross multiply
882,251.20x = 1,324,251.60 × 433,478.80 - Step 4: Simplify right side
882,251.20x = 574,034,994,466.08 - Step 5: Solve for x
x = 574,034,994,466.08/882,251.20 - Step 6: Final answer
x = 650,648.02
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1.5x scale
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.