Finding the Fourth Proportional to 349.56, 524.25 and 132.99
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Solution
The fourth proportional to 349.56, 524.25 and 132.99 is: 199.45
Step by Step Solution
- Step 1: Write the proportion equation
349.56 : 524.25 = 132.99 : x - Step 2: Convert to fraction form
349.56/524.25 = 132.99/x - Step 3: Cross multiply
349.56x = 524.25 × 132.99 - Step 4: Simplify right side
349.56x = 69,720.01 - Step 5: Solve for x
x = 69,720.01/349.56 - Step 6: Final answer
x = 199.45
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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.