Finding the Fourth Proportional to 266.99, 368.09 and 246.12
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Solution
The fourth proportional to 266.99, 368.09 and 246.12 is: 339.32
Step by Step Solution
- Step 1: Write the proportion equation
266.99 : 368.09 = 246.12 : x - Step 2: Convert to fraction form
266.99/368.09 = 246.12/x - Step 3: Cross multiply
266.99x = 368.09 × 246.12 - Step 4: Simplify right side
266.99x = 90,593.08 - Step 5: Solve for x
x = 90,593.08/266.99 - Step 6: Final answer
x = 339.32
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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.