Finding the Fourth Proportional to 341,211.12, 470,872.94 and 188,251.17
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Solution
The fourth proportional to 341,211.12, 470,872.94 and 188,251.17 is: 259,787.49
Step by Step Solution
- Step 1: Write the proportion equation
341,211.12 : 470,872.94 = 188,251.17 : x - Step 2: Convert to fraction form
341,211.12/470,872.94 = 188,251.17/x - Step 3: Cross multiply
341,211.12x = 470,872.94 × 188,251.17 - Step 4: Simplify right side
341,211.12x = 88,642,380,935.08 - Step 5: Solve for x
x = 88,642,380,935.08/341,211.12 - Step 6: Final answer
x = 259,787.49
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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.