Finding the Third Proportional to 668.25 and 1,462.50
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Solution
The third proportional to 668.25 and 1,462.50 is: 3,200.76
Step by Step Solution
- Step 1: Write the proportion equation
668.25 : 1,462.50 = 1,462.50 : x - Step 2: Convert to fraction form
668.25/1,462.50 = 1,462.50/x - Step 3: Cross multiply
668.25x = 1,462.50 × 1,462.50 - Step 4: Simplify right side
668.25x = 2,138,906.25 - Step 5: Solve for x
x = 2,138,906.25/668.25 - Step 6: Final answer
x = 3,200.76
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.