Finding the Fourth Proportional to 603,745.23, 833,187.17 and 331,808.19
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Solution
The fourth proportional to 603,745.23, 833,187.17 and 331,808.19 is: 457,905.61
Step by Step Solution
- Step 1: Write the proportion equation
603,745.23 : 833,187.17 = 331,808.19 : x - Step 2: Convert to fraction form
603,745.23/833,187.17 = 331,808.19/x - Step 3: Cross multiply
603,745.23x = 833,187.17 × 331,808.19 - Step 4: Simplify right side
603,745.23x = 276,458,327,638.44 - Step 5: Solve for x
x = 276,458,327,638.44/603,745.23 - Step 6: Final answer
x = 457,905.61
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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.