Finding the Fourth Proportional to 764,456.96, 1,146,692.37 and 231,977.99
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Solution
The fourth proportional to 764,456.96, 1,146,692.37 and 231,977.99 is: 347,969.09
Step by Step Solution
- Step 1: Write the proportion equation
764,456.96 : 1,146,692.37 = 231,977.99 : x - Step 2: Convert to fraction form
764,456.96/1,146,692.37 = 231,977.99/x - Step 3: Cross multiply
764,456.96x = 1,146,692.37 × 231,977.99 - Step 4: Simplify right side
764,456.96x = 266,007,391,140.94 - Step 5: Solve for x
x = 266,007,391,140.94/764,456.96 - Step 6: Final answer
x = 347,969.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.