Finding the Third Proportional to 649 and 833.50
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Solution
The third proportional to 649 and 833.50 is: 1,070.45
Step by Step Solution
- Step 1: Write the proportion equation
649 : 833.50 = 833.50 : x - Step 2: Convert to fraction form
649/833.50 = 833.50/x - Step 3: Cross multiply
649x = 833.50 × 833.50 - Step 4: Simplify right side
649x = 694,722.25 - Step 5: Solve for x
x = 694,722.25/649 - Step 6: Final answer
x = 1,070.45
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Why These Related Problems?
These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.