Finding the Fourth Proportional to 494,519.63, 682,437.08 and 268,165.31
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Solution
The fourth proportional to 494,519.63, 682,437.08 and 268,165.31 is: 370,068.12
Step by Step Solution
- Step 1: Write the proportion equation
494,519.63 : 682,437.08 = 268,165.31 : x - Step 2: Convert to fraction form
494,519.63/682,437.08 = 268,165.31/x - Step 3: Cross multiply
494,519.63x = 682,437.08 × 268,165.31 - Step 4: Simplify right side
494,519.63x = 183,005,951,113.70 - Step 5: Solve for x
x = 183,005,951,113.70/494,519.63 - Step 6: Final answer
x = 370,068.12
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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.