Finding the Fourth Proportional to 306,740.27, 423,192.02 and 177,608.26
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Solution
The fourth proportional to 306,740.27, 423,192.02 and 177,608.26 is: 245,035.97
Step by Step Solution
- Step 1: Write the proportion equation
306,740.27 : 423,192.02 = 177,608.26 : x - Step 2: Convert to fraction form
306,740.27/423,192.02 = 177,608.26/x - Step 3: Cross multiply
306,740.27x = 423,192.02 × 177,608.26 - Step 4: Simplify right side
306,740.27x = 75,162,399,351.23 - Step 5: Solve for x
x = 75,162,399,351.23/306,740.27 - Step 6: Final answer
x = 245,035.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.