Finding the Fourth Proportional to 347,898.14, 480,122.34 and 194,928.02
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Solution
The fourth proportional to 347,898.14, 480,122.34 and 194,928.02 is: 269,013.50
Step by Step Solution
- Step 1: Write the proportion equation
347,898.14 : 480,122.34 = 194,928.02 : x - Step 2: Convert to fraction form
347,898.14/480,122.34 = 194,928.02/x - Step 3: Cross multiply
347,898.14x = 480,122.34 × 194,928.02 - Step 4: Simplify right side
347,898.14x = 93,589,297,093.97 - Step 5: Solve for x
x = 93,589,297,093.97/347,898.14 - Step 6: Final answer
x = 269,013.50
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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.