Finding the Fourth Proportional to 347,692.01, 479,760.17 and 202,521.68
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Solution
The fourth proportional to 347,692.01, 479,760.17 and 202,521.68 is: 279,448.00
Step by Step Solution
- Step 1: Write the proportion equation
347,692.01 : 479,760.17 = 202,521.68 : x - Step 2: Convert to fraction form
347,692.01/479,760.17 = 202,521.68/x - Step 3: Cross multiply
347,692.01x = 479,760.17 × 202,521.68 - Step 4: Simplify right side
347,692.01x = 97,161,836,711.83 - Step 5: Solve for x
x = 97,161,836,711.83/347,692.01 - Step 6: Final answer
x = 279,448.00
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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.