Finding the Third Proportional to 194,779.69 and 405,141.75
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Solution
The third proportional to 194,779.69 and 405,141.75 is: 842,694.84
Step by Step Solution
- Step 1: Write the proportion equation
194,779.69 : 405,141.75 = 405,141.75 : x - Step 2: Convert to fraction form
194,779.69/405,141.75 = 405,141.75/x - Step 3: Cross multiply
194,779.69x = 405,141.75 × 405,141.75 - Step 4: Simplify right side
194,779.69x = 164,139,837,593.06 - Step 5: Solve for x
x = 164,139,837,593.06/194,779.69 - Step 6: Final answer
x = 842,694.84
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.