Finding the Fourth Proportional to 905,692.44, 1,358,734.68 and 274,653.84
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Solution
The fourth proportional to 905,692.44, 1,358,734.68 and 274,653.84 is: 412,040.20
Step by Step Solution
- Step 1: Write the proportion equation
905,692.44 : 1,358,734.68 = 274,653.84 : x - Step 2: Convert to fraction form
905,692.44/1,358,734.68 = 274,653.84/x - Step 3: Cross multiply
905,692.44x = 1,358,734.68 × 274,653.84 - Step 4: Simplify right side
905,692.44x = 373,181,697,403.17 - Step 5: Solve for x
x = 373,181,697,403.17/905,692.44 - Step 6: Final answer
x = 412,040.20
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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.