Finding the Fourth Proportional to 321,821.61, 482,735.97 and 97,183.95
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Solution
The fourth proportional to 321,821.61, 482,735.97 and 97,183.95 is: 145,777.00
Step by Step Solution
- Step 1: Write the proportion equation
321,821.61 : 482,735.97 = 97,183.95 : x - Step 2: Convert to fraction form
321,821.61/482,735.97 = 97,183.95/x - Step 3: Cross multiply
321,821.61x = 482,735.97 × 97,183.95 - Step 4: Simplify right side
321,821.61x = 46,914,188,371.68 - Step 5: Solve for x
x = 46,914,188,371.68/321,821.61 - Step 6: Final answer
x = 145,777.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.