Finding the Fourth Proportional to 300,537.99, 450,762.84 and 113,505.75
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Solution
The fourth proportional to 300,537.99, 450,762.84 and 113,505.75 is: 170,241.95
Step by Step Solution
- Step 1: Write the proportion equation
300,537.99 : 450,762.84 = 113,505.75 : x - Step 2: Convert to fraction form
300,537.99/450,762.84 = 113,505.75/x - Step 3: Cross multiply
300,537.99x = 450,762.84 × 113,505.75 - Step 4: Simplify right side
300,537.99x = 51,164,174,226.33 - Step 5: Solve for x
x = 51,164,174,226.33/300,537.99 - Step 6: Final answer
x = 170,241.95
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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.