Finding the Fourth Proportional to 272,941.20, 408,912.84 and 197,875.44
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Solution
The fourth proportional to 272,941.20, 408,912.84 and 197,875.44 is: 296,451.43
Step by Step Solution
- Step 1: Write the proportion equation
272,941.20 : 408,912.84 = 197,875.44 : x - Step 2: Convert to fraction form
272,941.20/408,912.84 = 197,875.44/x - Step 3: Cross multiply
272,941.20x = 408,912.84 × 197,875.44 - Step 4: Simplify right side
272,941.20x = 80,913,808,136.65 - Step 5: Solve for x
x = 80,913,808,136.65/272,941.20 - Step 6: Final answer
x = 296,451.43
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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.