Finding the Fourth Proportional to 479,664.67, 661,919.84 and 264,800.12
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Solution
The fourth proportional to 479,664.67, 661,919.84 and 264,800.12 is: 365,414.56
Step by Step Solution
- Step 1: Write the proportion equation
479,664.67 : 661,919.84 = 264,800.12 : x - Step 2: Convert to fraction form
479,664.67/661,919.84 = 264,800.12/x - Step 3: Cross multiply
479,664.67x = 661,919.84 × 264,800.12 - Step 4: Simplify right side
479,664.67x = 175,276,451,738.38 - Step 5: Solve for x
x = 175,276,451,738.38/479,664.67 - Step 6: Final answer
x = 365,414.56
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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.