Finding the Fourth Proportional to 486,100.26, 729,318.15 and 201,943.44
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Solution
The fourth proportional to 486,100.26, 729,318.15 and 201,943.44 is: 302,984.85
Step by Step Solution
- Step 1: Write the proportion equation
486,100.26 : 729,318.15 = 201,943.44 : x - Step 2: Convert to fraction form
486,100.26/729,318.15 = 201,943.44/x - Step 3: Cross multiply
486,100.26x = 729,318.15 × 201,943.44 - Step 4: Simplify right side
486,100.26x = 147,281,016,065.44 - Step 5: Solve for x
x = 147,281,016,065.44/486,100.26 - Step 6: Final answer
x = 302,984.85
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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.