Finding the Fourth Proportional to 606.16, 836.04 and 399.44
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Solution
The fourth proportional to 606.16, 836.04 and 399.44 is: 550.92
Step by Step Solution
- Step 1: Write the proportion equation
606.16 : 836.04 = 399.44 : x - Step 2: Convert to fraction form
606.16/836.04 = 399.44/x - Step 3: Cross multiply
606.16x = 836.04 × 399.44 - Step 4: Simplify right side
606.16x = 333,947.82 - Step 5: Solve for x
x = 333,947.82/606.16 - Step 6: Final answer
x = 550.92
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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.