Finding the Fourth Proportional to 355,325.94, 490,350.02 and 194,180.99
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Solution
The fourth proportional to 355,325.94, 490,350.02 and 194,180.99 is: 267,969.88
Step by Step Solution
- Step 1: Write the proportion equation
355,325.94 : 490,350.02 = 194,180.99 : x - Step 2: Convert to fraction form
355,325.94/490,350.02 = 194,180.99/x - Step 3: Cross multiply
355,325.94x = 490,350.02 × 194,180.99 - Step 4: Simplify right side
355,325.94x = 95,216,648,907.46 - Step 5: Solve for x
x = 95,216,648,907.46/355,325.94 - Step 6: Final answer
x = 267,969.88
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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.