Finding the Fourth Proportional to 296.24, 441.39 and 263.90
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Solution
The fourth proportional to 296.24, 441.39 and 263.90 is: 393.21
Step by Step Solution
- Step 1: Write the proportion equation
296.24 : 441.39 = 263.90 : x - Step 2: Convert to fraction form
296.24/441.39 = 263.90/x - Step 3: Cross multiply
296.24x = 441.39 × 263.90 - Step 4: Simplify right side
296.24x = 116,483.92 - Step 5: Solve for x
x = 116,483.92/296.24 - Step 6: Final answer
x = 393.21
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.