Finding the Fourth Proportional to 556,879.26, 835,131.68 and 201,818.94
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Solution
The fourth proportional to 556,879.26, 835,131.68 and 201,818.94 is: 302,660.56
Step by Step Solution
- Step 1: Write the proportion equation
556,879.26 : 835,131.68 = 201,818.94 : x - Step 2: Convert to fraction form
556,879.26/835,131.68 = 201,818.94/x - Step 3: Cross multiply
556,879.26x = 835,131.68 × 201,818.94 - Step 4: Simplify right side
556,879.26x = 168,545,390,418.02 - Step 5: Solve for x
x = 168,545,390,418.02/556,879.26 - Step 6: Final answer
x = 302,660.56
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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.