Finding the Fourth Proportional to 895,769.44, 1,236,161.84 and 493,361.44
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Solution
The fourth proportional to 895,769.44, 1,236,161.84 and 493,361.44 is: 680,838.79
Step by Step Solution
- Step 1: Write the proportion equation
895,769.44 : 1,236,161.84 = 493,361.44 : x - Step 2: Convert to fraction form
895,769.44/1,236,161.84 = 493,361.44/x - Step 3: Cross multiply
895,769.44x = 1,236,161.84 × 493,361.44 - Step 4: Simplify right side
895,769.44x = 609,874,579,898.24 - Step 5: Solve for x
x = 609,874,579,898.24/895,769.44 - Step 6: Final answer
x = 680,838.79
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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.