Finding the Fourth Proportional to 410,619.26, 566,342.33 and 353,355.09
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Solution
The fourth proportional to 410,619.26, 566,342.33 and 353,355.09 is: 487,361.32
Step by Step Solution
- Step 1: Write the proportion equation
410,619.26 : 566,342.33 = 353,355.09 : x - Step 2: Convert to fraction form
410,619.26/566,342.33 = 353,355.09/x - Step 3: Cross multiply
410,619.26x = 566,342.33 × 353,355.09 - Step 4: Simplify right side
410,619.26x = 200,119,943,221.18 - Step 5: Solve for x
x = 200,119,943,221.18/410,619.26 - Step 6: Final answer
x = 487,361.32
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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.