Finding the Third Proportional to 905.50 and 1,984
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Solution
The third proportional to 905.50 and 1,984 is: 4,347.05
Step by Step Solution
- Step 1: Write the proportion equation
905.50 : 1,984 = 1,984 : x - Step 2: Convert to fraction form
905.50/1,984 = 1,984/x - Step 3: Cross multiply
905.50x = 1,984 × 1,984 - Step 4: Simplify right side
905.50x = 3,936,256 - Step 5: Solve for x
x = 3,936,256/905.50 - Step 6: Final answer
x = 4,347.05
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.