Finding the Third Proportional to 308,011.50 and 460,764
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Solution
The third proportional to 308,011.50 and 460,764 is: 689,271.22
Step by Step Solution
- Step 1: Write the proportion equation
308,011.50 : 460,764 = 460,764 : x - Step 2: Convert to fraction form
308,011.50/460,764 = 460,764/x - Step 3: Cross multiply
308,011.50x = 460,764 × 460,764 - Step 4: Simplify right side
308,011.50x = 212,303,463,696 - Step 5: Solve for x
x = 212,303,463,696/308,011.50 - Step 6: Final answer
x = 689,271.22
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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.