Finding the Fourth Proportional to 699,716.03, 1,048,480.52 and 486,899.75
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Solution
The fourth proportional to 699,716.03, 1,048,480.52 and 486,899.75 is: 729,588.69
Step by Step Solution
- Step 1: Write the proportion equation
699,716.03 : 1,048,480.52 = 486,899.75 : x - Step 2: Convert to fraction form
699,716.03/1,048,480.52 = 486,899.75/x - Step 3: Cross multiply
699,716.03x = 1,048,480.52 × 486,899.75 - Step 4: Simplify right side
699,716.03x = 510,504,895,390.97 - Step 5: Solve for x
x = 510,504,895,390.97/699,716.03 - Step 6: Final answer
x = 729,588.69
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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.