Finding the Fourth Proportional to 349.41, 524.13 and 132.95
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Solution
The fourth proportional to 349.41, 524.13 and 132.95 is: 199.43
Step by Step Solution
- Step 1: Write the proportion equation
349.41 : 524.13 = 132.95 : x - Step 2: Convert to fraction form
349.41/524.13 = 132.95/x - Step 3: Cross multiply
349.41x = 524.13 × 132.95 - Step 4: Simplify right side
349.41x = 69,683.08 - Step 5: Solve for x
x = 69,683.08/349.41 - Step 6: Final answer
x = 199.43
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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.