Finding the Fourth Proportional to 427.80, 590.21 and 241.26
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Solution
The fourth proportional to 427.80, 590.21 and 241.26 is: 332.85
Step by Step Solution
- Step 1: Write the proportion equation
427.80 : 590.21 = 241.26 : x - Step 2: Convert to fraction form
427.80/590.21 = 241.26/x - Step 3: Cross multiply
427.80x = 590.21 × 241.26 - Step 4: Simplify right side
427.80x = 142,394.06 - Step 5: Solve for x
x = 142,394.06/427.80 - Step 6: Final answer
x = 332.85
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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.