Finding the Fourth Proportional to 447,745.20, 671,740.44 and 132,201.84
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Solution
The fourth proportional to 447,745.20, 671,740.44 and 132,201.84 is: 198,338.97
Step by Step Solution
- Step 1: Write the proportion equation
447,745.20 : 671,740.44 = 132,201.84 : x - Step 2: Convert to fraction form
447,745.20/671,740.44 = 132,201.84/x - Step 3: Cross multiply
447,745.20x = 671,740.44 × 132,201.84 - Step 4: Simplify right side
447,745.20x = 88,805,322,170.41 - Step 5: Solve for x
x = 88,805,322,170.41/447,745.20 - Step 6: Final answer
x = 198,338.97
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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.