Finding the Fourth Proportional to 332.60, 499.09 and 239.96
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Solution
The fourth proportional to 332.60, 499.09 and 239.96 is: 360.07
Step by Step Solution
- Step 1: Write the proportion equation
332.60 : 499.09 = 239.96 : x - Step 2: Convert to fraction form
332.60/499.09 = 239.96/x - Step 3: Cross multiply
332.60x = 499.09 × 239.96 - Step 4: Simplify right side
332.60x = 119,759.14 - Step 5: Solve for x
x = 119,759.14/332.60 - Step 6: Final answer
x = 360.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.