Finding the Fourth Proportional to 741,971.80, 1,112,976.87 and 202,232.50
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Solution
The fourth proportional to 741,971.80, 1,112,976.87 and 202,232.50 is: 303,353.98
Step by Step Solution
- Step 1: Write the proportion equation
741,971.80 : 1,112,976.87 = 202,232.50 : x - Step 2: Convert to fraction form
741,971.80/1,112,976.87 = 202,232.50/x - Step 3: Cross multiply
741,971.80x = 1,112,976.87 × 202,232.50 - Step 4: Simplify right side
741,971.80x = 225,080,097,581.96 - Step 5: Solve for x
x = 225,080,097,581.96/741,971.80 - Step 6: Final answer
x = 303,353.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.