Finding the Fourth Proportional to 764,027.58, 1,054,487.94 and 441,933.48
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Solution
The fourth proportional to 764,027.58, 1,054,487.94 and 441,933.48 is: 609,943.33
Step by Step Solution
- Step 1: Write the proportion equation
764,027.58 : 1,054,487.94 = 441,933.48 : x - Step 2: Convert to fraction form
764,027.58/1,054,487.94 = 441,933.48/x - Step 3: Cross multiply
764,027.58x = 1,054,487.94 × 441,933.48 - Step 4: Simplify right side
764,027.58x = 466,013,524,942.23 - Step 5: Solve for x
x = 466,013,524,942.23/764,027.58 - Step 6: Final answer
x = 609,943.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.