Finding the Fourth Proportional to 891,879.14, 1,230,495.21 and 504,640.68
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Solution
The fourth proportional to 891,879.14, 1,230,495.21 and 504,640.68 is: 696,235.53
Step by Step Solution
- Step 1: Write the proportion equation
891,879.14 : 1,230,495.21 = 504,640.68 : x - Step 2: Convert to fraction form
891,879.14/1,230,495.21 = 504,640.68/x - Step 3: Cross multiply
891,879.14x = 1,230,495.21 × 504,640.68 - Step 4: Simplify right side
891,879.14x = 620,957,939,511.14 - Step 5: Solve for x
x = 620,957,939,511.14/891,879.14 - Step 6: Final answer
x = 696,235.53
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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.