Finding the Fourth Proportional to 323,479.98, 446,396.42 and 180,236.94
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Solution
The fourth proportional to 323,479.98, 446,396.42 and 180,236.94 is: 248,723.66
Step by Step Solution
- Step 1: Write the proportion equation
323,479.98 : 446,396.42 = 180,236.94 : x - Step 2: Convert to fraction form
323,479.98/446,396.42 = 180,236.94/x - Step 3: Cross multiply
323,479.98x = 446,396.42 × 180,236.94 - Step 4: Simplify right side
323,479.98x = 80,457,124,767.75 - Step 5: Solve for x
x = 80,457,124,767.75/323,479.98 - Step 6: Final answer
x = 248,723.66
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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.