Finding the Third Proportional to 573.75 and 1,278
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Solution
The third proportional to 573.75 and 1,278 is: 2,846.68
Step by Step Solution
- Step 1: Write the proportion equation
573.75 : 1,278 = 1,278 : x - Step 2: Convert to fraction form
573.75/1,278 = 1,278/x - Step 3: Cross multiply
573.75x = 1,278 × 1,278 - Step 4: Simplify right side
573.75x = 1,633,284 - Step 5: Solve for x
x = 1,633,284/573.75 - Step 6: Final answer
x = 2,846.68
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These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.