Finding the Fourth Proportional to 442.73, 610.99 and 246.26
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Solution
The fourth proportional to 442.73, 610.99 and 246.26 is: 339.85
Step by Step Solution
- Step 1: Write the proportion equation
442.73 : 610.99 = 246.26 : x - Step 2: Convert to fraction form
442.73/610.99 = 246.26/x - Step 3: Cross multiply
442.73x = 610.99 × 246.26 - Step 4: Simplify right side
442.73x = 150,462.40 - Step 5: Solve for x
x = 150,462.40/442.73 - Step 6: Final answer
x = 339.85
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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.