Finding the Fourth Proportional to 263,030.84, 394,604.72 and 122,712.92
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Solution
The fourth proportional to 263,030.84, 394,604.72 and 122,712.92 is: 184,096.65
Step by Step Solution
- Step 1: Write the proportion equation
263,030.84 : 394,604.72 = 122,712.92 : x - Step 2: Convert to fraction form
263,030.84/394,604.72 = 122,712.92/x - Step 3: Cross multiply
263,030.84x = 394,604.72 × 122,712.92 - Step 4: Simplify right side
263,030.84x = 48,423,097,436.98 - Step 5: Solve for x
x = 48,423,097,436.98/263,030.84 - Step 6: Final answer
x = 184,096.65
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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.