Finding the Fourth Proportional to 299,713.71, 449,183.05 and 224,241.70
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Solution
The fourth proportional to 299,713.71, 449,183.05 and 224,241.70 is: 336,072.62
Step by Step Solution
- Step 1: Write the proportion equation
299,713.71 : 449,183.05 = 224,241.70 : x - Step 2: Convert to fraction form
299,713.71/449,183.05 = 224,241.70/x - Step 3: Cross multiply
299,713.71x = 449,183.05 × 224,241.70 - Step 4: Simplify right side
299,713.71x = 100,725,570,743.19 - Step 5: Solve for x
x = 100,725,570,743.19/299,713.71 - Step 6: Final answer
x = 336,072.62
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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.