Finding the Fourth Proportional to 365.93, 505.14 and 247.99
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Solution
The fourth proportional to 365.93, 505.14 and 247.99 is: 342.33
Step by Step Solution
- Step 1: Write the proportion equation
365.93 : 505.14 = 247.99 : x - Step 2: Convert to fraction form
365.93/505.14 = 247.99/x - Step 3: Cross multiply
365.93x = 505.14 × 247.99 - Step 4: Simplify right side
365.93x = 125,269.67 - Step 5: Solve for x
x = 125,269.67/365.93 - Step 6: Final answer
x = 342.33
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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.