Finding the Fourth Proportional to 494,841.30, 682,883.91 and 268,486.62
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Solution
The fourth proportional to 494,841.30, 682,883.91 and 268,486.62 is: 370,513.12
Step by Step Solution
- Step 1: Write the proportion equation
494,841.30 : 682,883.91 = 268,486.62 : x - Step 2: Convert to fraction form
494,841.30/682,883.91 = 268,486.62/x - Step 3: Cross multiply
494,841.30x = 682,883.91 × 268,486.62 - Step 4: Simplify right side
494,841.30x = 183,345,192,848.28 - Step 5: Solve for x
x = 183,345,192,848.28/494,841.30 - Step 6: Final answer
x = 370,513.12
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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.