Finding the Fourth Proportional to 517,183.12, 775,623.12 and 201,564.64
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Solution
The fourth proportional to 517,183.12, 775,623.12 and 201,564.64 is: 302,287.89
Step by Step Solution
- Step 1: Write the proportion equation
517,183.12 : 775,623.12 = 201,564.64 : x - Step 2: Convert to fraction form
517,183.12/775,623.12 = 201,564.64/x - Step 3: Cross multiply
517,183.12x = 775,623.12 × 201,564.64 - Step 4: Simplify right side
517,183.12x = 156,338,194,958.48 - Step 5: Solve for x
x = 156,338,194,958.48/517,183.12 - Step 6: Final answer
x = 302,287.89
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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.