Finding the Fourth Proportional to 848,198.84, 1,272,269.10 and 217,118.12
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Solution
The fourth proportional to 848,198.84, 1,272,269.10 and 217,118.12 is: 325,669.72
Step by Step Solution
- Step 1: Write the proportion equation
848,198.84 : 1,272,269.10 = 217,118.12 : x - Step 2: Convert to fraction form
848,198.84/1,272,269.10 = 217,118.12/x - Step 3: Cross multiply
848,198.84x = 1,272,269.10 × 217,118.12 - Step 4: Simplify right side
848,198.84x = 276,232,675,126.09 - Step 5: Solve for x
x = 276,232,675,126.09/848,198.84 - Step 6: Final answer
x = 325,669.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.