Finding the Fourth Proportional to 802,299.24, 1,107,163.62 and 434,769.03
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Solution
The fourth proportional to 802,299.24, 1,107,163.62 and 434,769.03 is: 599,976.20
Step by Step Solution
- Step 1: Write the proportion equation
802,299.24 : 1,107,163.62 = 434,769.03 : x - Step 2: Convert to fraction form
802,299.24/1,107,163.62 = 434,769.03/x - Step 3: Cross multiply
802,299.24x = 1,107,163.62 × 434,769.03 - Step 4: Simplify right side
802,299.24x = 481,360,453,118.69 - Step 5: Solve for x
x = 481,360,453,118.69/802,299.24 - Step 6: Final answer
x = 599,976.20
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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.