Finding the Fourth Proportional to 262,651.24, 394,331.05 and 168,066.09
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Solution
The fourth proportional to 262,651.24, 394,331.05 and 168,066.09 is: 252,325.77
Step by Step Solution
- Step 1: Write the proportion equation
262,651.24 : 394,331.05 = 168,066.09 : x - Step 2: Convert to fraction form
262,651.24/394,331.05 = 168,066.09/x - Step 3: Cross multiply
262,651.24x = 394,331.05 × 168,066.09 - Step 4: Simplify right side
262,651.24x = 66,273,677,949.18 - Step 5: Solve for x
x = 66,273,677,949.18/262,651.24 - Step 6: Final answer
x = 252,325.77
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1.5x scale
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.