Finding the Fourth Proportional to 461.54, 692.46 and 173
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Solution
The fourth proportional to 461.54, 692.46 and 173 is: 259.56
Step by Step Solution
- Step 1: Write the proportion equation
461.54 : 692.46 = 173 : x - Step 2: Convert to fraction form
461.54/692.46 = 173/x - Step 3: Cross multiply
461.54x = 692.46 × 173 - Step 4: Simplify right side
461.54x = 119,795.58 - Step 5: Solve for x
x = 119,795.58/461.54 - Step 6: Final answer
x = 259.56
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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.