Finding the Fourth Proportional to 734,975.27, 1,102,120.06 and 279,651.26
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Solution
The fourth proportional to 734,975.27, 1,102,120.06 and 279,651.26 is: 419,346.44
Step by Step Solution
- Step 1: Write the proportion equation
734,975.27 : 1,102,120.06 = 279,651.26 : x - Step 2: Convert to fraction form
734,975.27/1,102,120.06 = 279,651.26/x - Step 3: Cross multiply
734,975.27x = 1,102,120.06 × 279,651.26 - Step 4: Simplify right side
734,975.27x = 308,209,262,446.71 - Step 5: Solve for x
x = 308,209,262,446.71/734,975.27 - Step 6: Final answer
x = 419,346.44
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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.