Finding the Third Proportional to 198,470.25 and 299,558.25
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Solution
The third proportional to 198,470.25 and 299,558.25 is: 452,133.99
Step by Step Solution
- Step 1: Write the proportion equation
198,470.25 : 299,558.25 = 299,558.25 : x - Step 2: Convert to fraction form
198,470.25/299,558.25 = 299,558.25/x - Step 3: Cross multiply
198,470.25x = 299,558.25 × 299,558.25 - Step 4: Simplify right side
198,470.25x = 89,735,145,143.06 - Step 5: Solve for x
x = 89,735,145,143.06/198,470.25 - Step 6: Final answer
x = 452,133.99
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.