Finding the Fourth Proportional to 902,286.18, 1,353,429.26 and 303,247.33
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Solution
The fourth proportional to 902,286.18, 1,353,429.26 and 303,247.33 is: 454,870.99
Step by Step Solution
- Step 1: Write the proportion equation
902,286.18 : 1,353,429.26 = 303,247.33 : x - Step 2: Convert to fraction form
902,286.18/1,353,429.26 = 303,247.33/x - Step 3: Cross multiply
902,286.18x = 1,353,429.26 × 303,247.33 - Step 4: Simplify right side
902,286.18x = 410,423,809,438.88 - Step 5: Solve for x
x = 410,423,809,438.88/902,286.18 - Step 6: Final answer
x = 454,870.99
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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.