Finding the Fourth Proportional to 322,847.94, 445,536.15 and 179,621.31
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Solution
The fourth proportional to 322,847.94, 445,536.15 and 179,621.31 is: 247,880.74
Step by Step Solution
- Step 1: Write the proportion equation
322,847.94 : 445,536.15 = 179,621.31 : x - Step 2: Convert to fraction form
322,847.94/445,536.15 = 179,621.31/x - Step 3: Cross multiply
322,847.94x = 445,536.15 × 179,621.31 - Step 4: Simplify right side
322,847.94x = 80,027,786,915.36 - Step 5: Solve for x
x = 80,027,786,915.36/322,847.94 - Step 6: Final answer
x = 247,880.74
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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.