Finding the Fourth Proportional to 263,146.97, 394,769.14 and 83,277.66
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Solution
The fourth proportional to 263,146.97, 394,769.14 and 83,277.66 is: 124,931.90
Step by Step Solution
- Step 1: Write the proportion equation
263,146.97 : 394,769.14 = 83,277.66 : x - Step 2: Convert to fraction form
263,146.97/394,769.14 = 83,277.66/x - Step 3: Cross multiply
263,146.97x = 394,769.14 × 83,277.66 - Step 4: Simplify right side
263,146.97x = 32,875,450,219.41 - Step 5: Solve for x
x = 32,875,450,219.41/263,146.97 - Step 6: Final answer
x = 124,931.90
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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.