Finding the Fourth Proportional to 481,607.08, 664,692.42 and 274,875.64
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Solution
The fourth proportional to 481,607.08, 664,692.42 and 274,875.64 is: 379,370.99
Step by Step Solution
- Step 1: Write the proportion equation
481,607.08 : 664,692.42 = 274,875.64 : x - Step 2: Convert to fraction form
481,607.08/664,692.42 = 274,875.64/x - Step 3: Cross multiply
481,607.08x = 664,692.42 × 274,875.64 - Step 4: Simplify right side
481,607.08x = 182,707,754,350.65 - Step 5: Solve for x
x = 182,707,754,350.65/481,607.08 - Step 6: Final answer
x = 379,370.99
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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.