Finding the Fourth Proportional to 506,170.44, 698,491.08 and 276,739.56
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Solution
The fourth proportional to 506,170.44, 698,491.08 and 276,739.56 is: 381,887.40
Step by Step Solution
- Step 1: Write the proportion equation
506,170.44 : 698,491.08 = 276,739.56 : x - Step 2: Convert to fraction form
506,170.44/698,491.08 = 276,739.56/x - Step 3: Cross multiply
506,170.44x = 698,491.08 × 276,739.56 - Step 4: Simplify right side
506,170.44x = 193,300,114,143.13 - Step 5: Solve for x
x = 193,300,114,143.13/506,170.44 - Step 6: Final answer
x = 381,887.40
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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.