Finding the Fourth Proportional to 982,644.20, 1,471,604.28 and 560,640.68
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Solution
The fourth proportional to 982,644.20, 1,471,604.28 and 560,640.68 is: 839,613.39
Step by Step Solution
- Step 1: Write the proportion equation
982,644.20 : 1,471,604.28 = 560,640.68 : x - Step 2: Convert to fraction form
982,644.20/1,471,604.28 = 560,640.68/x - Step 3: Cross multiply
982,644.20x = 1,471,604.28 × 560,640.68 - Step 4: Simplify right side
982,644.20x = 825,041,224,230.11 - Step 5: Solve for x
x = 825,041,224,230.11/982,644.20 - Step 6: Final answer
x = 839,613.39
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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.