Finding the Fourth Proportional to 467.44, 699.32 and 412.72
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Solution
The fourth proportional to 467.44, 699.32 and 412.72 is: 617.46
Step by Step Solution
- Step 1: Write the proportion equation
467.44 : 699.32 = 412.72 : x - Step 2: Convert to fraction form
467.44/699.32 = 412.72/x - Step 3: Cross multiply
467.44x = 699.32 × 412.72 - Step 4: Simplify right side
467.44x = 288,623.35 - Step 5: Solve for x
x = 288,623.35/467.44 - Step 6: Final answer
x = 617.46
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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.