Finding the Third Proportional to 396,311.06 and 613,785.09
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Solution
The third proportional to 396,311.06 and 613,785.09 is: 950,597.09
Step by Step Solution
- Step 1: Write the proportion equation
396,311.06 : 613,785.09 = 613,785.09 : x - Step 2: Convert to fraction form
396,311.06/613,785.09 = 613,785.09/x - Step 3: Cross multiply
396,311.06x = 613,785.09 × 613,785.09 - Step 4: Simplify right side
396,311.06x = 376,732,141,309.70 - Step 5: Solve for x
x = 376,732,141,309.70/396,311.06 - Step 6: Final answer
x = 950,597.09
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.