Finding the Fourth Proportional to 303,073.12, 454,609.71 and 168,219.98
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Solution
The fourth proportional to 303,073.12, 454,609.71 and 168,219.98 is: 252,329.99
Step by Step Solution
- Step 1: Write the proportion equation
303,073.12 : 454,609.71 = 168,219.98 : x - Step 2: Convert to fraction form
303,073.12/454,609.71 = 168,219.98/x - Step 3: Cross multiply
303,073.12x = 454,609.71 × 168,219.98 - Step 4: Simplify right side
303,073.12x = 76,474,436,324.01 - Step 5: Solve for x
x = 76,474,436,324.01/303,073.12 - Step 6: Final answer
x = 252,329.99
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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.