Finding the Fourth Proportional to 349.93, 524.94 and 118.75
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Solution
The fourth proportional to 349.93, 524.94 and 118.75 is: 178.14
Step by Step Solution
- Step 1: Write the proportion equation
349.93 : 524.94 = 118.75 : x - Step 2: Convert to fraction form
349.93/524.94 = 118.75/x - Step 3: Cross multiply
349.93x = 524.94 × 118.75 - Step 4: Simplify right side
349.93x = 62,336.63 - Step 5: Solve for x
x = 62,336.63/349.93 - Step 6: Final answer
x = 178.14
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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.