Finding the Fourth Proportional to 264,847.20, 397,270.80 and 235,816.80
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Solution
The fourth proportional to 264,847.20, 397,270.80 and 235,816.80 is: 353,725.20
Step by Step Solution
- Step 1: Write the proportion equation
264,847.20 : 397,270.80 = 235,816.80 : x - Step 2: Convert to fraction form
264,847.20/397,270.80 = 235,816.80/x - Step 3: Cross multiply
264,847.20x = 397,270.80 × 235,816.80 - Step 4: Simplify right side
264,847.20x = 93,683,128,789.44 - Step 5: Solve for x
x = 93,683,128,789.44/264,847.20 - Step 6: Final answer
x = 353,725.20
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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.