Finding the Third Proportional to 392,419.75 and 588,629.75
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Solution
The third proportional to 392,419.75 and 588,629.75 is: 882,944.81
Step by Step Solution
- Step 1: Write the proportion equation
392,419.75 : 588,629.75 = 588,629.75 : x - Step 2: Convert to fraction form
392,419.75/588,629.75 = 588,629.75/x - Step 3: Cross multiply
392,419.75x = 588,629.75 × 588,629.75 - Step 4: Simplify right side
392,419.75x = 346,484,982,585.06 - Step 5: Solve for x
x = 346,484,982,585.06/392,419.75 - Step 6: Final answer
x = 882,944.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.