Finding the Fourth Proportional to 414,310.10, 571,742.31 and 233,021.99
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Solution
The fourth proportional to 414,310.10, 571,742.31 and 233,021.99 is: 321,567.17
Step by Step Solution
- Step 1: Write the proportion equation
414,310.10 : 571,742.31 = 233,021.99 : x - Step 2: Convert to fraction form
414,310.10/571,742.31 = 233,021.99/x - Step 3: Cross multiply
414,310.10x = 571,742.31 × 233,021.99 - Step 4: Simplify right side
414,310.10x = 133,228,527,984.69 - Step 5: Solve for x
x = 133,228,527,984.69/414,310.10 - Step 6: Final answer
x = 321,567.17
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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.