Finding the Fourth Proportional to 603,800.26, 833,263.42 and 331,889.19
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Solution
The fourth proportional to 603,800.26, 833,263.42 and 331,889.19 is: 458,017.56
Step by Step Solution
- Step 1: Write the proportion equation
603,800.26 : 833,263.42 = 331,889.19 : x - Step 2: Convert to fraction form
603,800.26/833,263.42 = 331,889.19/x - Step 3: Cross multiply
603,800.26x = 833,263.42 × 331,889.19 - Step 4: Simplify right side
603,800.26x = 276,551,121,520.43 - Step 5: Solve for x
x = 276,551,121,520.43/603,800.26 - Step 6: Final answer
x = 458,017.56
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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.