Finding the Fourth Proportional to 450.62, 675.93 and 125.99
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Solution
The fourth proportional to 450.62, 675.93 and 125.99 is: 188.98
Step by Step Solution
- Step 1: Write the proportion equation
450.62 : 675.93 = 125.99 : x - Step 2: Convert to fraction form
450.62/675.93 = 125.99/x - Step 3: Cross multiply
450.62x = 675.93 × 125.99 - Step 4: Simplify right side
450.62x = 85,156.41 - Step 5: Solve for x
x = 85,156.41/450.62 - Step 6: Final answer
x = 188.98
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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.