Finding the Fourth Proportional to 295,816.84, 408,227.10 and 161,680.84
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Solution
The fourth proportional to 295,816.84, 408,227.10 and 161,680.84 is: 223,119.48
Step by Step Solution
- Step 1: Write the proportion equation
295,816.84 : 408,227.10 = 161,680.84 : x - Step 2: Convert to fraction form
295,816.84/408,227.10 = 161,680.84/x - Step 3: Cross multiply
295,816.84x = 408,227.10 × 161,680.84 - Step 4: Simplify right side
295,816.84x = 66,002,500,438.76 - Step 5: Solve for x
x = 66,002,500,438.76/295,816.84 - Step 6: Final answer
x = 223,119.48
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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.