Finding the Fourth Proportional to 384,331.70, 576,497.55 and 244,709.30
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Solution
The fourth proportional to 384,331.70, 576,497.55 and 244,709.30 is: 367,063.95
Step by Step Solution
- Step 1: Write the proportion equation
384,331.70 : 576,497.55 = 244,709.30 : x - Step 2: Convert to fraction form
384,331.70/576,497.55 = 244,709.30/x - Step 3: Cross multiply
384,331.70x = 576,497.55 × 244,709.30 - Step 4: Simplify right side
384,331.70x = 141,074,311,912.22 - Step 5: Solve for x
x = 141,074,311,912.22/384,331.70 - Step 6: Final answer
x = 367,063.95
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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.