Finding the Third Proportional to 255,730.50 and 401,163.75
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Solution
The third proportional to 255,730.50 and 401,163.75 is: 629,304.50
Step by Step Solution
- Step 1: Write the proportion equation
255,730.50 : 401,163.75 = 401,163.75 : x - Step 2: Convert to fraction form
255,730.50/401,163.75 = 401,163.75/x - Step 3: Cross multiply
255,730.50x = 401,163.75 × 401,163.75 - Step 4: Simplify right side
255,730.50x = 160,932,354,314.06 - Step 5: Solve for x
x = 160,932,354,314.06/255,730.50 - Step 6: Final answer
x = 629,304.50
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.