Finding the Third Proportional to 730.50 and 974.25
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Solution
The third proportional to 730.50 and 974.25 is: 1,299.33
Step by Step Solution
- Step 1: Write the proportion equation
730.50 : 974.25 = 974.25 : x - Step 2: Convert to fraction form
730.50/974.25 = 974.25/x - Step 3: Cross multiply
730.50x = 974.25 × 974.25 - Step 4: Simplify right side
730.50x = 949,163.06 - Step 5: Solve for x
x = 949,163.06/730.50 - Step 6: Final answer
x = 1,299.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.