Finding the Fourth Proportional to 449,227.84, 673,815.84 and 271,687.18
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Solution
The fourth proportional to 449,227.84, 673,815.84 and 271,687.18 is: 407,515.09
Step by Step Solution
- Step 1: Write the proportion equation
449,227.84 : 673,815.84 = 271,687.18 : x - Step 2: Convert to fraction form
449,227.84/673,815.84 = 271,687.18/x - Step 3: Cross multiply
449,227.84x = 673,815.84 × 271,687.18 - Step 4: Simplify right side
449,227.84x = 183,067,125,408.93 - Step 5: Solve for x
x = 183,067,125,408.93/449,227.84 - Step 6: Final answer
x = 407,515.09
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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.