Finding the Fourth Proportional to 283,504.92, 425,109.72 and 133,704.99
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Solution
The fourth proportional to 283,504.92, 425,109.72 and 133,704.99 is: 200,487.85
Step by Step Solution
- Step 1: Write the proportion equation
283,504.92 : 425,109.72 = 133,704.99 : x - Step 2: Convert to fraction form
283,504.92/425,109.72 = 133,704.99/x - Step 3: Cross multiply
283,504.92x = 425,109.72 × 133,704.99 - Step 4: Simplify right side
283,504.92x = 56,839,290,861.50 - Step 5: Solve for x
x = 56,839,290,861.50/283,504.92 - Step 6: Final answer
x = 200,487.85
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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.