Finding the Fourth Proportional to 327,122.28, 451,422.18 and 183,880.80
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Solution
The fourth proportional to 327,122.28, 451,422.18 and 183,880.80 is: 253,751.81
Step by Step Solution
- Step 1: Write the proportion equation
327,122.28 : 451,422.18 = 183,880.80 : x - Step 2: Convert to fraction form
327,122.28/451,422.18 = 183,880.80/x - Step 3: Cross multiply
327,122.28x = 451,422.18 × 183,880.80 - Step 4: Simplify right side
327,122.28x = 83,007,871,596.14 - Step 5: Solve for x
x = 83,007,871,596.14/327,122.28 - Step 6: Final answer
x = 253,751.81
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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.