Finding the Fourth Proportional to 369.07, 509.58 and 244.99
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Solution
The fourth proportional to 369.07, 509.58 and 244.99 is: 338.26
Step by Step Solution
- Step 1: Write the proportion equation
369.07 : 509.58 = 244.99 : x - Step 2: Convert to fraction form
369.07/509.58 = 244.99/x - Step 3: Cross multiply
369.07x = 509.58 × 244.99 - Step 4: Simplify right side
369.07x = 124,842.64 - Step 5: Solve for x
x = 124,842.64/369.07 - Step 6: Final answer
x = 338.26
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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.