Finding the Fourth Proportional to 682,126.16, 1,023,014.72 and 202,241.75
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Solution
The fourth proportional to 682,126.16, 1,023,014.72 and 202,241.75 is: 303,310.88
Step by Step Solution
- Step 1: Write the proportion equation
682,126.16 : 1,023,014.72 = 202,241.75 : x - Step 2: Convert to fraction form
682,126.16/1,023,014.72 = 202,241.75/x - Step 3: Cross multiply
682,126.16x = 1,023,014.72 × 202,241.75 - Step 4: Simplify right side
682,126.16x = 206,896,287,635.14 - Step 5: Solve for x
x = 206,896,287,635.14/682,126.16 - Step 6: Final answer
x = 303,310.88
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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.