Finding the Fourth Proportional to 699,874.63, 1,050,107.19 and 416,107.28
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Solution
The fourth proportional to 699,874.63, 1,050,107.19 and 416,107.28 is: 624,336.45
Step by Step Solution
- Step 1: Write the proportion equation
699,874.63 : 1,050,107.19 = 416,107.28 : x - Step 2: Convert to fraction form
699,874.63/1,050,107.19 = 416,107.28/x - Step 3: Cross multiply
699,874.63x = 1,050,107.19 × 416,107.28 - Step 4: Simplify right side
699,874.63x = 436,957,241,697.36 - Step 5: Solve for x
x = 436,957,241,697.36/699,874.63 - Step 6: Final answer
x = 624,336.45
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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.