Finding the Fourth Proportional to 371,212.22, 512,269.87 and 201,446.34
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Solution
The fourth proportional to 371,212.22, 512,269.87 and 201,446.34 is: 277,994.32
Step by Step Solution
- Step 1: Write the proportion equation
371,212.22 : 512,269.87 = 201,446.34 : x - Step 2: Convert to fraction form
371,212.22/512,269.87 = 201,446.34/x - Step 3: Cross multiply
371,212.22x = 512,269.87 × 201,446.34 - Step 4: Simplify right side
371,212.22x = 103,194,890,403.78 - Step 5: Solve for x
x = 103,194,890,403.78/371,212.22 - Step 6: Final answer
x = 277,994.32
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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.