Finding the Third Proportional to 138,606.75 and 299,346.75
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Solution
The third proportional to 138,606.75 and 299,346.75 is: 646,494.32
Step by Step Solution
- Step 1: Write the proportion equation
138,606.75 : 299,346.75 = 299,346.75 : x - Step 2: Convert to fraction form
138,606.75/299,346.75 = 299,346.75/x - Step 3: Cross multiply
138,606.75x = 299,346.75 × 299,346.75 - Step 4: Simplify right side
138,606.75x = 89,608,476,735.56 - Step 5: Solve for x
x = 89,608,476,735.56/138,606.75 - Step 6: Final answer
x = 646,494.32
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.