Finding the Fourth Proportional to 325.24, 448.70 and 192.44
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Solution
The fourth proportional to 325.24, 448.70 and 192.44 is: 265.49
Step by Step Solution
- Step 1: Write the proportion equation
325.24 : 448.70 = 192.44 : x - Step 2: Convert to fraction form
325.24/448.70 = 192.44/x - Step 3: Cross multiply
325.24x = 448.70 × 192.44 - Step 4: Simplify right side
325.24x = 86,347.99 - Step 5: Solve for x
x = 86,347.99/325.24 - Step 6: Final answer
x = 265.49
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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.