Finding the Third Proportional to 138,592.50 and 299,343
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Solution
The third proportional to 138,592.50 and 299,343 is: 646,544.59
Step by Step Solution
- Step 1: Write the proportion equation
138,592.50 : 299,343 = 299,343 : x - Step 2: Convert to fraction form
138,592.50/299,343 = 299,343/x - Step 3: Cross multiply
138,592.50x = 299,343 × 299,343 - Step 4: Simplify right side
138,592.50x = 89,606,231,649 - Step 5: Solve for x
x = 89,606,231,649/138,592.50 - Step 6: Final answer
x = 646,544.59
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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.