Finding the Fourth Proportional to 306,608.58, 423,084.60 and 177,549.53
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Solution
The fourth proportional to 306,608.58, 423,084.60 and 177,549.53 is: 244,997.94
Step by Step Solution
- Step 1: Write the proportion equation
306,608.58 : 423,084.60 = 177,549.53 : x - Step 2: Convert to fraction form
306,608.58/423,084.60 = 177,549.53/x - Step 3: Cross multiply
306,608.58x = 423,084.60 × 177,549.53 - Step 4: Simplify right side
306,608.58x = 75,118,469,764.82 - Step 5: Solve for x
x = 75,118,469,764.82/306,608.58 - Step 6: Final answer
x = 244,997.94
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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.