Finding the Fourth Proportional to 330,201.88, 455,674.62 and 179,299.96
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Solution
The fourth proportional to 330,201.88, 455,674.62 and 179,299.96 is: 247,431.79
Step by Step Solution
- Step 1: Write the proportion equation
330,201.88 : 455,674.62 = 179,299.96 : x - Step 2: Convert to fraction form
330,201.88/455,674.62 = 179,299.96/x - Step 3: Cross multiply
330,201.88x = 455,674.62 × 179,299.96 - Step 4: Simplify right side
330,201.88x = 81,702,441,139.02 - Step 5: Solve for x
x = 81,702,441,139.02/330,201.88 - Step 6: Final answer
x = 247,431.79
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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.