Finding the Fourth Proportional to 341,841.63, 471,731.58 and 188,876.82
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Solution
The fourth proportional to 341,841.63, 471,731.58 and 188,876.82 is: 260,644.56
Step by Step Solution
- Step 1: Write the proportion equation
341,841.63 : 471,731.58 = 188,876.82 : x - Step 2: Convert to fraction form
341,841.63/471,731.58 = 188,876.82/x - Step 3: Cross multiply
341,841.63x = 471,731.58 × 188,876.82 - Step 4: Simplify right side
341,841.63x = 89,099,160,723.98 - Step 5: Solve for x
x = 89,099,160,723.98/341,841.63 - Step 6: Final answer
x = 260,644.56
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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.