Finding the Fourth Proportional to 351,682.97, 485,321.83 and 190,542.38
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Solution
The fourth proportional to 351,682.97, 485,321.83 and 190,542.38 is: 262,948.12
Step by Step Solution
- Step 1: Write the proportion equation
351,682.97 : 485,321.83 = 190,542.38 : x - Step 2: Convert to fraction form
351,682.97/485,321.83 = 190,542.38/x - Step 3: Cross multiply
351,682.97x = 485,321.83 × 190,542.38 - Step 4: Simplify right side
351,682.97x = 92,474,373,651.19 - Step 5: Solve for x
x = 92,474,373,651.19/351,682.97 - Step 6: Final answer
x = 262,948.12
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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.