Finding the Fourth Proportional to 455,107.28, 682,796.72 and 135,269.75
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Solution
The fourth proportional to 455,107.28, 682,796.72 and 135,269.75 is: 202,945.00
Step by Step Solution
- Step 1: Write the proportion equation
455,107.28 : 682,796.72 = 135,269.75 : x - Step 2: Convert to fraction form
455,107.28/682,796.72 = 135,269.75/x - Step 3: Cross multiply
455,107.28x = 682,796.72 × 135,269.75 - Step 4: Simplify right side
455,107.28x = 92,361,743,660.39 - Step 5: Solve for x
x = 92,361,743,660.39/455,107.28 - Step 6: Final answer
x = 202,945.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.