Finding the Fourth Proportional to 451,722.08, 677,596.79 and 114,762.80
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Solution
The fourth proportional to 451,722.08, 677,596.79 and 114,762.80 is: 172,147.68
Step by Step Solution
- Step 1: Write the proportion equation
451,722.08 : 677,596.79 = 114,762.80 : x - Step 2: Convert to fraction form
451,722.08/677,596.79 = 114,762.80/x - Step 3: Cross multiply
451,722.08x = 677,596.79 × 114,762.80 - Step 4: Simplify right side
451,722.08x = 77,762,906,872.31 - Step 5: Solve for x
x = 77,762,906,872.31/451,722.08 - Step 6: Final answer
x = 172,147.68
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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.