Finding the Fourth Proportional to 269,812.44, 372,672.32 and 202,132.08
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Solution
The fourth proportional to 269,812.44, 372,672.32 and 202,132.08 is: 279,190.36
Step by Step Solution
- Step 1: Write the proportion equation
269,812.44 : 372,672.32 = 202,132.08 : x - Step 2: Convert to fraction form
269,812.44/372,672.32 = 202,132.08/x - Step 3: Cross multiply
269,812.44x = 372,672.32 × 202,132.08 - Step 4: Simplify right side
269,812.44x = 75,329,031,200.03 - Step 5: Solve for x
x = 75,329,031,200.03/269,812.44 - Step 6: Final answer
x = 279,190.36
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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.