Finding the Fourth Proportional to 455,538.85, 682,715.58 and 185,352.12
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Solution
The fourth proportional to 455,538.85, 682,715.58 and 185,352.12 is: 277,787.02
Step by Step Solution
- Step 1: Write the proportion equation
455,538.85 : 682,715.58 = 185,352.12 : x - Step 2: Convert to fraction form
455,538.85/682,715.58 = 185,352.12/x - Step 3: Cross multiply
455,538.85x = 682,715.58 × 185,352.12 - Step 4: Simplify right side
455,538.85x = 126,542,780,110.03 - Step 5: Solve for x
x = 126,542,780,110.03/455,538.85 - Step 6: Final answer
x = 277,787.02
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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.