Finding the Third Proportional to 259,883.88 and 388,767.75
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Solution
The third proportional to 259,883.88 and 388,767.75 is: 581,568.84
Step by Step Solution
- Step 1: Write the proportion equation
259,883.88 : 388,767.75 = 388,767.75 : x - Step 2: Convert to fraction form
259,883.88/388,767.75 = 388,767.75/x - Step 3: Cross multiply
259,883.88x = 388,767.75 × 388,767.75 - Step 4: Simplify right side
259,883.88x = 151,140,363,440.06 - Step 5: Solve for x
x = 151,140,363,440.06/259,883.88 - Step 6: Final answer
x = 581,568.84
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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.