Finding the Fourth Proportional to 370,664.67, 555,797.16 and 199,977.87
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Solution
The fourth proportional to 370,664.67, 555,797.16 and 199,977.87 is: 299,858.99
Step by Step Solution
- Step 1: Write the proportion equation
370,664.67 : 555,797.16 = 199,977.87 : x - Step 2: Convert to fraction form
370,664.67/555,797.16 = 199,977.87/x - Step 3: Cross multiply
370,664.67x = 555,797.16 × 199,977.87 - Step 4: Simplify right side
370,664.67x = 111,147,132,208.85 - Step 5: Solve for x
x = 111,147,132,208.85/370,664.67 - Step 6: Final answer
x = 299,858.99
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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.