Finding the Third Proportional to 153,968 and 342,912
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Solution
The third proportional to 153,968 and 342,912 is: 763,721.29
Step by Step Solution
- Step 1: Write the proportion equation
153,968 : 342,912 = 342,912 : x - Step 2: Convert to fraction form
153,968/342,912 = 342,912/x - Step 3: Cross multiply
153,968x = 342,912 × 342,912 - Step 4: Simplify right side
153,968x = 117,588,639,744 - Step 5: Solve for x
x = 117,588,639,744/153,968 - Step 6: Final answer
x = 763,721.29
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These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.