Finding the Fourth Proportional to 307.08, 460.74 and 226.44
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Solution
The fourth proportional to 307.08, 460.74 and 226.44 is: 339.75
Step by Step Solution
- Step 1: Write the proportion equation
307.08 : 460.74 = 226.44 : x - Step 2: Convert to fraction form
307.08/460.74 = 226.44/x - Step 3: Cross multiply
307.08x = 460.74 × 226.44 - Step 4: Simplify right side
307.08x = 104,329.97 - Step 5: Solve for x
x = 104,329.97/307.08 - Step 6: Final answer
x = 339.75
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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.