Finding the Fourth Proportional to 350.10, 524.97 and 133.74
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Solution
The fourth proportional to 350.10, 524.97 and 133.74 is: 200.54
Step by Step Solution
- Step 1: Write the proportion equation
350.10 : 524.97 = 133.74 : x - Step 2: Convert to fraction form
350.10/524.97 = 133.74/x - Step 3: Cross multiply
350.10x = 524.97 × 133.74 - Step 4: Simplify right side
350.10x = 70,209.49 - Step 5: Solve for x
x = 70,209.49/350.10 - Step 6: Final answer
x = 200.54
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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.