Finding the Fourth Proportional to 490,614.66, 735,912.81 and 267,395.67
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Solution
The fourth proportional to 490,614.66, 735,912.81 and 267,395.67 is: 401,088.50
Step by Step Solution
- Step 1: Write the proportion equation
490,614.66 : 735,912.81 = 267,395.67 : x - Step 2: Convert to fraction form
490,614.66/735,912.81 = 267,395.67/x - Step 3: Cross multiply
490,614.66x = 735,912.81 × 267,395.67 - Step 4: Simplify right side
490,614.66x = 196,779,898,891.53 - Step 5: Solve for x
x = 196,779,898,891.53/490,614.66 - Step 6: Final answer
x = 401,088.50
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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.