Finding the Fourth Proportional to 283,464.20, 424,613.10 and 194,817.80
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Solution
The fourth proportional to 283,464.20, 424,613.10 and 194,817.80 is: 291,825.88
Step by Step Solution
- Step 1: Write the proportion equation
283,464.20 : 424,613.10 = 194,817.80 : x - Step 2: Convert to fraction form
283,464.20/424,613.10 = 194,817.80/x - Step 3: Cross multiply
283,464.20x = 424,613.10 × 194,817.80 - Step 4: Simplify right side
283,464.20x = 82,722,189,993.18 - Step 5: Solve for x
x = 82,722,189,993.18/283,464.20 - Step 6: Final answer
x = 291,825.88
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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.