Finding the Fourth Proportional to 330,571.13, 495,438.41 and 162,051.84
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Solution
The fourth proportional to 330,571.13, 495,438.41 and 162,051.84 is: 242,872.71
Step by Step Solution
- Step 1: Write the proportion equation
330,571.13 : 495,438.41 = 162,051.84 : x - Step 2: Convert to fraction form
330,571.13/495,438.41 = 162,051.84/x - Step 3: Cross multiply
330,571.13x = 495,438.41 × 162,051.84 - Step 4: Simplify right side
330,571.13x = 80,286,705,136.92 - Step 5: Solve for x
x = 80,286,705,136.92/330,571.13 - Step 6: Final answer
x = 242,872.71
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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.