Finding the Fourth Proportional to 269,839.44, 372,409.92 and 224,437.32
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Solution
The fourth proportional to 269,839.44, 372,409.92 and 224,437.32 is: 309,749.70
Step by Step Solution
- Step 1: Write the proportion equation
269,839.44 : 372,409.92 = 224,437.32 : x - Step 2: Convert to fraction form
269,839.44/372,409.92 = 224,437.32/x - Step 3: Cross multiply
269,839.44x = 372,409.92 × 224,437.32 - Step 4: Simplify right side
269,839.44x = 83,582,684,386.21 - Step 5: Solve for x
x = 83,582,684,386.21/269,839.44 - Step 6: Final answer
x = 309,749.70
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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.