Finding the Fourth Proportional to 322,367.70, 444,847.88 and 179,122.84
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Solution
The fourth proportional to 322,367.70, 444,847.88 and 179,122.84 is: 247,178.66
Step by Step Solution
- Step 1: Write the proportion equation
322,367.70 : 444,847.88 = 179,122.84 : x - Step 2: Convert to fraction form
322,367.70/444,847.88 = 179,122.84/x - Step 3: Cross multiply
322,367.70x = 444,847.88 × 179,122.84 - Step 4: Simplify right side
322,367.70x = 79,682,415,633.58 - Step 5: Solve for x
x = 79,682,415,633.58/322,367.70 - Step 6: Final answer
x = 247,178.66
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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.