Finding the Fourth Proportional to 371,408.36, 557,333.87 and 134,769.49
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Solution
The fourth proportional to 371,408.36, 557,333.87 and 134,769.49 is: 202,234.54
Step by Step Solution
- Step 1: Write the proportion equation
371,408.36 : 557,333.87 = 134,769.49 : x - Step 2: Convert to fraction form
371,408.36/557,333.87 = 134,769.49/x - Step 3: Cross multiply
371,408.36x = 557,333.87 × 134,769.49 - Step 4: Simplify right side
371,408.36x = 75,111,599,352.44 - Step 5: Solve for x
x = 75,111,599,352.44/371,408.36 - Step 6: Final answer
x = 202,234.54
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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.