Finding the Fourth Proportional to 324,193.30, 486,289.44 and 180,190.70
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Solution
The fourth proportional to 324,193.30, 486,289.44 and 180,190.70 is: 270,285.77
Step by Step Solution
- Step 1: Write the proportion equation
324,193.30 : 486,289.44 = 180,190.70 : x - Step 2: Convert to fraction form
324,193.30/486,289.44 = 180,190.70/x - Step 3: Cross multiply
324,193.30x = 486,289.44 × 180,190.70 - Step 4: Simplify right side
324,193.30x = 87,624,834,596.21 - Step 5: Solve for x
x = 87,624,834,596.21/324,193.30 - Step 6: Final answer
x = 270,285.77
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1.5x scale
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.