Finding the Third Proportional to 138,278.25 and 301,584.75
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Solution
The third proportional to 138,278.25 and 301,584.75 is: 657,756.09
Step by Step Solution
- Step 1: Write the proportion equation
138,278.25 : 301,584.75 = 301,584.75 : x - Step 2: Convert to fraction form
138,278.25/301,584.75 = 301,584.75/x - Step 3: Cross multiply
138,278.25x = 301,584.75 × 301,584.75 - Step 4: Simplify right side
138,278.25x = 90,953,361,432.56 - Step 5: Solve for x
x = 90,953,361,432.56/138,278.25 - Step 6: Final answer
x = 657,756.09
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.