Finding the Fourth Proportional to 304,163.77, 419,748.73 and 168,206.87
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Solution
The fourth proportional to 304,163.77, 419,748.73 and 168,206.87 is: 232,126.99
Step by Step Solution
- Step 1: Write the proportion equation
304,163.77 : 419,748.73 = 168,206.87 : x - Step 2: Convert to fraction form
304,163.77/419,748.73 = 168,206.87/x - Step 3: Cross multiply
304,163.77x = 419,748.73 × 168,206.87 - Step 4: Simplify right side
304,163.77x = 70,604,620,059.78 - Step 5: Solve for x
x = 70,604,620,059.78/304,163.77 - Step 6: Final answer
x = 232,126.99
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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.