Finding the Fourth Proportional to 494,912.13, 682,980.56 and 268,557.63
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Solution
The fourth proportional to 494,912.13, 682,980.56 and 268,557.63 is: 370,610.52
Step by Step Solution
- Step 1: Write the proportion equation
494,912.13 : 682,980.56 = 268,557.63 : x - Step 2: Convert to fraction form
494,912.13/682,980.56 = 268,557.63/x - Step 3: Cross multiply
494,912.13x = 682,980.56 × 268,557.63 - Step 4: Simplify right side
494,912.13x = 183,419,640,529.67 - Step 5: Solve for x
x = 183,419,640,529.67/494,912.13 - Step 6: Final answer
x = 370,610.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.