Finding the Third Proportional to 198,015.25 and 434,029.75
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Solution
The third proportional to 198,015.25 and 434,029.75 is: 951,350.08
Step by Step Solution
- Step 1: Write the proportion equation
198,015.25 : 434,029.75 = 434,029.75 : x - Step 2: Convert to fraction form
198,015.25/434,029.75 = 434,029.75/x - Step 3: Cross multiply
198,015.25x = 434,029.75 × 434,029.75 - Step 4: Simplify right side
198,015.25x = 188,381,823,885.06 - Step 5: Solve for x
x = 188,381,823,885.06/198,015.25 - Step 6: Final answer
x = 951,350.08
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.