Finding the Fourth Proportional to 782,502.26, 1,079,857.61 and 460,225.94
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Solution
The fourth proportional to 782,502.26, 1,079,857.61 and 460,225.94 is: 635,114.44
Step by Step Solution
- Step 1: Write the proportion equation
782,502.26 : 1,079,857.61 = 460,225.94 : x - Step 2: Convert to fraction form
782,502.26/1,079,857.61 = 460,225.94/x - Step 3: Cross multiply
782,502.26x = 1,079,857.61 × 460,225.94 - Step 4: Simplify right side
782,502.26x = 496,978,483,628.40 - Step 5: Solve for x
x = 496,978,483,628.40/782,502.26 - Step 6: Final answer
x = 635,114.44
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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.