Finding the Fourth Proportional to 435,207.21, 600,431.99 and 284,391.69
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Solution
The fourth proportional to 435,207.21, 600,431.99 and 284,391.69 is: 392,359.92
Step by Step Solution
- Step 1: Write the proportion equation
435,207.21 : 600,431.99 = 284,391.69 : x - Step 2: Convert to fraction form
435,207.21/600,431.99 = 284,391.69/x - Step 3: Cross multiply
435,207.21x = 600,431.99 × 284,391.69 - Step 4: Simplify right side
435,207.21x = 170,757,866,944.21 - Step 5: Solve for x
x = 170,757,866,944.21/435,207.21 - Step 6: Final answer
x = 392,359.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.