Finding the Fourth Proportional to 262,604.60, 394,101.30 and 104,946.20
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Solution
The fourth proportional to 262,604.60, 394,101.30 and 104,946.20 is: 157,496.99
Step by Step Solution
- Step 1: Write the proportion equation
262,604.60 : 394,101.30 = 104,946.20 : x - Step 2: Convert to fraction form
262,604.60/394,101.30 = 104,946.20/x - Step 3: Cross multiply
262,604.60x = 394,101.30 × 104,946.20 - Step 4: Simplify right side
262,604.60x = 41,359,433,850.06 - Step 5: Solve for x
x = 41,359,433,850.06/262,604.60 - Step 6: Final answer
x = 157,496.99
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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.