Finding the Fourth Proportional to 330,601.68, 456,228.12 and 179,698.68
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Solution
The fourth proportional to 330,601.68, 456,228.12 and 179,698.68 is: 247,982.98
Step by Step Solution
- Step 1: Write the proportion equation
330,601.68 : 456,228.12 = 179,698.68 : x - Step 2: Convert to fraction form
330,601.68/456,228.12 = 179,698.68/x - Step 3: Cross multiply
330,601.68x = 456,228.12 × 179,698.68 - Step 4: Simplify right side
330,601.68x = 81,983,590,942.88 - Step 5: Solve for x
x = 81,983,590,942.88/330,601.68 - Step 6: Final answer
x = 247,982.98
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1.5x scale
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.