Finding the Fourth Proportional to 681,708.60, 1,022,562.90 and 201,953.70
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Solution
The fourth proportional to 681,708.60, 1,022,562.90 and 201,953.70 is: 302,930.55
Step by Step Solution
- Step 1: Write the proportion equation
681,708.60 : 1,022,562.90 = 201,953.70 : x - Step 2: Convert to fraction form
681,708.60/1,022,562.90 = 201,953.70/x - Step 3: Cross multiply
681,708.60x = 1,022,562.90 × 201,953.70 - Step 4: Simplify right side
681,708.60x = 206,510,361,137.73 - Step 5: Solve for x
x = 206,510,361,137.73/681,708.60 - Step 6: Final answer
x = 302,930.55
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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.