Finding the Third Proportional to 798.75 and 1,440
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Solution
The third proportional to 798.75 and 1,440 is: 2,596.06
Step by Step Solution
- Step 1: Write the proportion equation
798.75 : 1,440 = 1,440 : x - Step 2: Convert to fraction form
798.75/1,440 = 1,440/x - Step 3: Cross multiply
798.75x = 1,440 × 1,440 - Step 4: Simplify right side
798.75x = 2,073,600 - Step 5: Solve for x
x = 2,073,600/798.75 - Step 6: Final answer
x = 2,596.06
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Why These Related Problems?
These problems maintain the same ratio (1.80) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.