Finding the Fourth Proportional to 336,015.92, 504,048.49 and 133,691.08
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Solution
The fourth proportional to 336,015.92, 504,048.49 and 133,691.08 is: 200,546.41
Step by Step Solution
- Step 1: Write the proportion equation
336,015.92 : 504,048.49 = 133,691.08 : x - Step 2: Convert to fraction form
336,015.92/504,048.49 = 133,691.08/x - Step 3: Cross multiply
336,015.92x = 504,048.49 × 133,691.08 - Step 4: Simplify right side
336,015.92x = 67,386,787,000.47 - Step 5: Solve for x
x = 67,386,787,000.47/336,015.92 - Step 6: Final answer
x = 200,546.41
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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.