Finding the Fourth Proportional to 929,091.21, 1,392,695.60 and 629,602.08
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Solution
The fourth proportional to 929,091.21, 1,392,695.60 and 629,602.08 is: 943,765.30
Step by Step Solution
- Step 1: Write the proportion equation
929,091.21 : 1,392,695.60 = 629,602.08 : x - Step 2: Convert to fraction form
929,091.21/1,392,695.60 = 629,602.08/x - Step 3: Cross multiply
929,091.21x = 1,392,695.60 × 629,602.08 - Step 4: Simplify right side
929,091.21x = 876,844,043,418.84 - Step 5: Solve for x
x = 876,844,043,418.84/929,091.21 - Step 6: Final answer
x = 943,765.30
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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.