Finding the Fourth Proportional to 494,000.08, 681,711.22 and 279,135.52
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Solution
The fourth proportional to 494,000.08, 681,711.22 and 279,135.52 is: 385,201.99
Step by Step Solution
- Step 1: Write the proportion equation
494,000.08 : 681,711.22 = 279,135.52 : x - Step 2: Convert to fraction form
494,000.08/681,711.22 = 279,135.52/x - Step 3: Cross multiply
494,000.08x = 681,711.22 × 279,135.52 - Step 4: Simplify right side
494,000.08x = 190,289,815,884.53 - Step 5: Solve for x
x = 190,289,815,884.53/494,000.08 - Step 6: Final answer
x = 385,201.99
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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.