Finding the Third Proportional to 306,481.50 and 460,140.75
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Solution
The third proportional to 306,481.50 and 460,140.75 is: 690,839.45
Step by Step Solution
- Step 1: Write the proportion equation
306,481.50 : 460,140.75 = 460,140.75 : x - Step 2: Convert to fraction form
306,481.50/460,140.75 = 460,140.75/x - Step 3: Cross multiply
306,481.50x = 460,140.75 × 460,140.75 - Step 4: Simplify right side
306,481.50x = 211,729,509,810.56 - Step 5: Solve for x
x = 211,729,509,810.56/306,481.50 - Step 6: Final answer
x = 690,839.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.