Finding the Fourth Proportional to 345,183.41, 476,238.94 and 201,841.96
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Solution
The fourth proportional to 345,183.41, 476,238.94 and 201,841.96 is: 278,475.15
Step by Step Solution
- Step 1: Write the proportion equation
345,183.41 : 476,238.94 = 201,841.96 : x - Step 2: Convert to fraction form
345,183.41/476,238.94 = 201,841.96/x - Step 3: Cross multiply
345,183.41x = 476,238.94 × 201,841.96 - Step 4: Simplify right side
345,183.41x = 96,124,999,382.72 - Step 5: Solve for x
x = 96,124,999,382.72/345,183.41 - Step 6: Final answer
x = 278,475.15
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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.