Finding the Fourth Proportional to 376,893.38, 519,879.40 and 247,846.62
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Solution
The fourth proportional to 376,893.38, 519,879.40 and 247,846.62 is: 341,874.81
Step by Step Solution
- Step 1: Write the proportion equation
376,893.38 : 519,879.40 = 247,846.62 : x - Step 2: Convert to fraction form
376,893.38/519,879.40 = 247,846.62/x - Step 3: Cross multiply
376,893.38x = 519,879.40 × 247,846.62 - Step 4: Simplify right side
376,893.38x = 128,850,352,097.63 - Step 5: Solve for x
x = 128,850,352,097.63/376,893.38 - Step 6: Final answer
x = 341,874.81
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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.