Finding the Fourth Proportional to 296,868.20, 445,302.30 and 164,157.80
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Solution
The fourth proportional to 296,868.20, 445,302.30 and 164,157.80 is: 246,236.70
Step by Step Solution
- Step 1: Write the proportion equation
296,868.20 : 445,302.30 = 164,157.80 : x - Step 2: Convert to fraction form
296,868.20/445,302.30 = 164,157.80/x - Step 3: Cross multiply
296,868.20x = 445,302.30 × 164,157.80 - Step 4: Simplify right side
296,868.20x = 73,099,845,902.94 - Step 5: Solve for x
x = 73,099,845,902.94/296,868.20 - Step 6: Final answer
x = 246,236.70
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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.