Finding the Third Proportional to 290,260.13 and 615,786.75
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Solution
The third proportional to 290,260.13 and 615,786.75 is: 1,306,391.37
Step by Step Solution
- Step 1: Write the proportion equation
290,260.13 : 615,786.75 = 615,786.75 : x - Step 2: Convert to fraction form
290,260.13/615,786.75 = 615,786.75/x - Step 3: Cross multiply
290,260.13x = 615,786.75 × 615,786.75 - Step 4: Simplify right side
290,260.13x = 379,193,321,475.56 - Step 5: Solve for x
x = 379,193,321,475.56/290,260.13 - Step 6: Final answer
x = 1,306,391.37
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.