Finding the Fourth Proportional to 506,244.76, 698,621.94 and 276,806.68
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Solution
The fourth proportional to 506,244.76, 698,621.94 and 276,806.68 is: 381,995.50
Step by Step Solution
- Step 1: Write the proportion equation
506,244.76 : 698,621.94 = 276,806.68 : x - Step 2: Convert to fraction form
506,244.76/698,621.94 = 276,806.68/x - Step 3: Cross multiply
506,244.76x = 698,621.94 × 276,806.68 - Step 4: Simplify right side
506,244.76x = 193,383,219,786.56 - Step 5: Solve for x
x = 193,383,219,786.56/506,244.76 - Step 6: Final answer
x = 381,995.50
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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.