Finding the Third Proportional to 198,574.50 and 298,305.75
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Solution
The third proportional to 198,574.50 and 298,305.75 is: 448,125.62
Step by Step Solution
- Step 1: Write the proportion equation
198,574.50 : 298,305.75 = 298,305.75 : x - Step 2: Convert to fraction form
198,574.50/298,305.75 = 298,305.75/x - Step 3: Cross multiply
198,574.50x = 298,305.75 × 298,305.75 - Step 4: Simplify right side
198,574.50x = 88,986,320,483.06 - Step 5: Solve for x
x = 88,986,320,483.06/198,574.50 - Step 6: Final answer
x = 448,125.62
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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.