Finding the Fourth Proportional to 396,311.14, 594,501.28 and 112,004.68
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Solution
The fourth proportional to 396,311.14, 594,501.28 and 112,004.68 is: 168,016.79
Step by Step Solution
- Step 1: Write the proportion equation
396,311.14 : 594,501.28 = 112,004.68 : x - Step 2: Convert to fraction form
396,311.14/594,501.28 = 112,004.68/x - Step 3: Cross multiply
396,311.14x = 594,501.28 × 112,004.68 - Step 4: Simplify right side
396,311.14x = 66,586,925,625.99 - Step 5: Solve for x
x = 66,586,925,625.99/396,311.14 - Step 6: Final answer
x = 168,016.79
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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.