Finding the Fourth Proportional to 246,687.68, 340,434.58 and 144,786.63
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Solution
The fourth proportional to 246,687.68, 340,434.58 and 144,786.63 is: 199,808.83
Step by Step Solution
- Step 1: Write the proportion equation
246,687.68 : 340,434.58 = 144,786.63 : x - Step 2: Convert to fraction form
246,687.68/340,434.58 = 144,786.63/x - Step 3: Cross multiply
246,687.68x = 340,434.58 × 144,786.63 - Step 4: Simplify right side
246,687.68x = 49,290,375,211.70 - Step 5: Solve for x
x = 49,290,375,211.70/246,687.68 - Step 6: Final answer
x = 199,808.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.