Finding the Fourth Proportional to 303,207.20, 454,810.80 and 92,817.80
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Solution
The fourth proportional to 303,207.20, 454,810.80 and 92,817.80 is: 139,226.70
Step by Step Solution
- Step 1: Write the proportion equation
303,207.20 : 454,810.80 = 92,817.80 : x - Step 2: Convert to fraction form
303,207.20/454,810.80 = 92,817.80/x - Step 3: Cross multiply
303,207.20x = 454,810.80 × 92,817.80 - Step 4: Simplify right side
303,207.20x = 42,214,537,872.24 - Step 5: Solve for x
x = 42,214,537,872.24/303,207.20 - Step 6: Final answer
x = 139,226.70
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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.