Finding the Third Proportional to 262,512 and 393,682.50
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Solution
The third proportional to 262,512 and 393,682.50 is: 590,395.53
Step by Step Solution
- Step 1: Write the proportion equation
262,512 : 393,682.50 = 393,682.50 : x - Step 2: Convert to fraction form
262,512/393,682.50 = 393,682.50/x - Step 3: Cross multiply
262,512x = 393,682.50 × 393,682.50 - Step 4: Simplify right side
262,512x = 154,985,910,806.25 - Step 5: Solve for x
x = 154,985,910,806.25/262,512 - Step 6: Final answer
x = 590,395.53
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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.