Finding the Fourth Proportional to 994,508.38, 1,491,489.60 and 274,677.99
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Solution
The fourth proportional to 994,508.38, 1,491,489.60 and 274,677.99 is: 411,941.59
Step by Step Solution
- Step 1: Write the proportion equation
994,508.38 : 1,491,489.60 = 274,677.99 : x - Step 2: Convert to fraction form
994,508.38/1,491,489.60 = 274,677.99/x - Step 3: Cross multiply
994,508.38x = 1,491,489.60 × 274,677.99 - Step 4: Simplify right side
994,508.38x = 409,679,360,355.84 - Step 5: Solve for x
x = 409,679,360,355.84/994,508.38 - Step 6: Final answer
x = 411,941.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.