Finding the Fourth Proportional to 304,692.88, 420,469.50 and 177,365.80
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Solution
The fourth proportional to 304,692.88, 420,469.50 and 177,365.80 is: 244,760.92
Step by Step Solution
- Step 1: Write the proportion equation
304,692.88 : 420,469.50 = 177,365.80 : x - Step 2: Convert to fraction form
304,692.88/420,469.50 = 177,365.80/x - Step 3: Cross multiply
304,692.88x = 420,469.50 × 177,365.80 - Step 4: Simplify right side
304,692.88x = 74,576,909,243.10 - Step 5: Solve for x
x = 74,576,909,243.10/304,692.88 - Step 6: Final answer
x = 244,760.92
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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.