Finding the Fourth Proportional to 1,263,229.68, 1,743,252.60 and 690,274.80
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Solution
The fourth proportional to 1,263,229.68, 1,743,252.60 and 690,274.80 is: 952,576.84
Step by Step Solution
- Step 1: Write the proportion equation
1,263,229.68 : 1,743,252.60 = 690,274.80 : x - Step 2: Convert to fraction form
1,263,229.68/1,743,252.60 = 690,274.80/x - Step 3: Cross multiply
1,263,229.68x = 1,743,252.60 × 690,274.80 - Step 4: Simplify right side
1,263,229.68x = 1,203,323,339,814.48 - Step 5: Solve for x
x = 1,203,323,339,814.48/1,263,229.68 - Step 6: Final answer
x = 952,576.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.