Finding the Fourth Proportional to 994,873.27, 1,372,535.39 and 612,235.75
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Solution
The fourth proportional to 994,873.27, 1,372,535.39 and 612,235.75 is: 844,645.50
Step by Step Solution
- Step 1: Write the proportion equation
994,873.27 : 1,372,535.39 = 612,235.75 : x - Step 2: Convert to fraction form
994,873.27/1,372,535.39 = 612,235.75/x - Step 3: Cross multiply
994,873.27x = 1,372,535.39 × 612,235.75 - Step 4: Simplify right side
994,873.27x = 840,315,233,898.19 - Step 5: Solve for x
x = 840,315,233,898.19/994,873.27 - Step 6: Final answer
x = 844,645.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.