Finding the Fourth Proportional to 273,576.20, 410,306.70 and 115,809.80
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Solution
The fourth proportional to 273,576.20, 410,306.70 and 115,809.80 is: 173,690.32
Step by Step Solution
- Step 1: Write the proportion equation
273,576.20 : 410,306.70 = 115,809.80 : x - Step 2: Convert to fraction form
273,576.20/410,306.70 = 115,809.80/x - Step 3: Cross multiply
273,576.20x = 410,306.70 × 115,809.80 - Step 4: Simplify right side
273,576.20x = 47,517,536,865.66 - Step 5: Solve for x
x = 47,517,536,865.66/273,576.20 - Step 6: Final answer
x = 173,690.32
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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.