Finding the Third Proportional to 221,412.38 and 352,481.63
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Solution
The third proportional to 221,412.38 and 352,481.63 is: 561,139.80
Step by Step Solution
- Step 1: Write the proportion equation
221,412.38 : 352,481.63 = 352,481.63 : x - Step 2: Convert to fraction form
221,412.38/352,481.63 = 352,481.63/x - Step 3: Cross multiply
221,412.38x = 352,481.63 × 352,481.63 - Step 4: Simplify right side
221,412.38x = 124,243,295,962.64 - Step 5: Solve for x
x = 124,243,295,962.64/221,412.38 - Step 6: Final answer
x = 561,139.80
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.