Finding the Fourth Proportional to 522,771.21, 784,258.92 and 167,757.93
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Solution
The fourth proportional to 522,771.21, 784,258.92 and 167,757.93 is: 251,669.66
Step by Step Solution
- Step 1: Write the proportion equation
522,771.21 : 784,258.92 = 167,757.93 : x - Step 2: Convert to fraction form
522,771.21/784,258.92 = 167,757.93/x - Step 3: Cross multiply
522,771.21x = 784,258.92 × 167,757.93 - Step 4: Simplify right side
522,771.21x = 131,565,653,003.24 - Step 5: Solve for x
x = 131,565,653,003.24/522,771.21 - Step 6: Final answer
x = 251,669.66
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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.