Finding the Third Proportional to 190,212.75 and 442,306.13
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Solution
The third proportional to 190,212.75 and 442,306.13 is: 1,028,504.70
Step by Step Solution
- Step 1: Write the proportion equation
190,212.75 : 442,306.13 = 442,306.13 : x - Step 2: Convert to fraction form
190,212.75/442,306.13 = 442,306.13/x - Step 3: Cross multiply
190,212.75x = 442,306.13 × 442,306.13 - Step 4: Simplify right side
190,212.75x = 195,634,708,212.52 - Step 5: Solve for x
x = 195,634,708,212.52/190,212.75 - Step 6: Final answer
x = 1,028,504.70
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Why These Related Problems?
These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.