Finding the Fourth Proportional to 848,227.14, 1,170,578.79 and 485,768.34
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Solution
The fourth proportional to 848,227.14, 1,170,578.79 and 485,768.34 is: 670,374.82
Step by Step Solution
- Step 1: Write the proportion equation
848,227.14 : 1,170,578.79 = 485,768.34 : x - Step 2: Convert to fraction form
848,227.14/1,170,578.79 = 485,768.34/x - Step 3: Cross multiply
848,227.14x = 1,170,578.79 × 485,768.34 - Step 4: Simplify right side
848,227.14x = 568,630,115,657.51 - Step 5: Solve for x
x = 568,630,115,657.51/848,227.14 - Step 6: Final answer
x = 670,374.82
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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.