Finding the Fourth Proportional to 200,769.02, 277,188.84 and 179,220.99
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Solution
The fourth proportional to 200,769.02, 277,188.84 and 179,220.99 is: 247,438.87
Step by Step Solution
- Step 1: Write the proportion equation
200,769.02 : 277,188.84 = 179,220.99 : x - Step 2: Convert to fraction form
200,769.02/277,188.84 = 179,220.99/x - Step 3: Cross multiply
200,769.02x = 277,188.84 × 179,220.99 - Step 4: Simplify right side
200,769.02x = 49,678,058,321.75 - Step 5: Solve for x
x = 49,678,058,321.75/200,769.02 - Step 6: Final answer
x = 247,438.87
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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.