Finding the Third Proportional to 190,290.75 and 409,285.75
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Solution
The third proportional to 190,290.75 and 409,285.75 is: 880,309.87
Step by Step Solution
- Step 1: Write the proportion equation
190,290.75 : 409,285.75 = 409,285.75 : x - Step 2: Convert to fraction form
190,290.75/409,285.75 = 409,285.75/x - Step 3: Cross multiply
190,290.75x = 409,285.75 × 409,285.75 - Step 4: Simplify right side
190,290.75x = 167,514,825,153.06 - Step 5: Solve for x
x = 167,514,825,153.06/190,290.75 - Step 6: Final answer
x = 880,309.87
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.