Finding the Third Proportional to 198,078.75 and 426,957.75
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Solution
The third proportional to 198,078.75 and 426,957.75 is: 920,305.28
Step by Step Solution
- Step 1: Write the proportion equation
198,078.75 : 426,957.75 = 426,957.75 : x - Step 2: Convert to fraction form
198,078.75/426,957.75 = 426,957.75/x - Step 3: Cross multiply
198,078.75x = 426,957.75 × 426,957.75 - Step 4: Simplify right side
198,078.75x = 182,292,920,285.06 - Step 5: Solve for x
x = 182,292,920,285.06/198,078.75 - Step 6: Final answer
x = 920,305.28
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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.