Finding the Fourth Proportional to 682,716.30, 957,202.50 and 682,716.30
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Solution
The fourth proportional to 682,716.30, 957,202.50 and 682,716.30 is: 957,202.50
Step by Step Solution
- Step 1: Write the proportion equation
682,716.30 : 957,202.50 = 682,716.30 : x - Step 2: Convert to fraction form
682,716.30/957,202.50 = 682,716.30/x - Step 3: Cross multiply
682,716.30x = 957,202.50 × 682,716.30 - Step 4: Simplify right side
682,716.30x = 653,497,749,150.75 - Step 5: Solve for x
x = 653,497,749,150.75/682,716.30 - Step 6: Final answer
x = 957,202.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.