Finding the Fourth Proportional to 690,899.00, 1,036,348.49 and 269,879.63
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Solution
The fourth proportional to 690,899.00, 1,036,348.49 and 269,879.63 is: 404,819.44
Step by Step Solution
- Step 1: Write the proportion equation
690,899.00 : 1,036,348.49 = 269,879.63 : x - Step 2: Convert to fraction form
690,899.00/1,036,348.49 = 269,879.63/x - Step 3: Cross multiply
690,899.00x = 1,036,348.49 × 269,879.63 - Step 4: Simplify right side
690,899.00x = 279,689,342,525.22 - Step 5: Solve for x
x = 279,689,342,525.22/690,899.00 - Step 6: Final answer
x = 404,819.44
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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.