Finding the Fourth Proportional to 803,879.57, 1,204,251.98 and 447,821.39
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Solution
The fourth proportional to 803,879.57, 1,204,251.98 and 447,821.39 is: 670,858.94
Step by Step Solution
- Step 1: Write the proportion equation
803,879.57 : 1,204,251.98 = 447,821.39 : x - Step 2: Convert to fraction form
803,879.57/1,204,251.98 = 447,821.39/x - Step 3: Cross multiply
803,879.57x = 1,204,251.98 × 447,821.39 - Step 4: Simplify right side
803,879.57x = 539,289,796,365.38 - Step 5: Solve for x
x = 539,289,796,365.38/803,879.57 - Step 6: Final answer
x = 670,858.94
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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.