Finding the Fourth Proportional to 285,946.26, 394,599.69 and 177,021.60
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Solution
The fourth proportional to 285,946.26, 394,599.69 and 177,021.60 is: 244,286.00
Step by Step Solution
- Step 1: Write the proportion equation
285,946.26 : 394,599.69 = 177,021.60 : x - Step 2: Convert to fraction form
285,946.26/394,599.69 = 177,021.60/x - Step 3: Cross multiply
285,946.26x = 394,599.69 × 177,021.60 - Step 4: Simplify right side
285,946.26x = 69,852,668,483.30 - Step 5: Solve for x
x = 69,852,668,483.30/285,946.26 - Step 6: Final answer
x = 244,286.00
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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.