Finding the Third Proportional to 656.44 and 1,434.38
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Solution
The third proportional to 656.44 and 1,434.38 is: 3,134.24
Step by Step Solution
- Step 1: Write the proportion equation
656.44 : 1,434.38 = 1,434.38 : x - Step 2: Convert to fraction form
656.44/1,434.38 = 1,434.38/x - Step 3: Cross multiply
656.44x = 1,434.38 × 1,434.38 - Step 4: Simplify right side
656.44x = 2,057,431.64 - Step 5: Solve for x
x = 2,057,431.64/656.44 - Step 6: Final answer
x = 3,134.24
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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.