Finding the Fourth Proportional to 603,749.92, 833,193.63 and 331,812.88
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Solution
The fourth proportional to 603,749.92, 833,193.63 and 331,812.88 is: 457,912.07
Step by Step Solution
- Step 1: Write the proportion equation
603,749.92 : 833,193.63 = 331,812.88 : x - Step 2: Convert to fraction form
603,749.92/833,193.63 = 331,812.88/x - Step 3: Cross multiply
603,749.92x = 833,193.63 × 331,812.88 - Step 4: Simplify right side
603,749.92x = 276,464,377,967.95 - Step 5: Solve for x
x = 276,464,377,967.95/603,749.92 - Step 6: Final answer
x = 457,912.07
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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.