Finding the Fourth Proportional to 460.62, 635.63 and 263.99
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Solution
The fourth proportional to 460.62, 635.63 and 263.99 is: 364.30
Step by Step Solution
- Step 1: Write the proportion equation
460.62 : 635.63 = 263.99 : x - Step 2: Convert to fraction form
460.62/635.63 = 263.99/x - Step 3: Cross multiply
460.62x = 635.63 × 263.99 - Step 4: Simplify right side
460.62x = 167,799.96 - Step 5: Solve for x
x = 167,799.96/460.62 - Step 6: Final answer
x = 364.30
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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.