Finding the Fourth Proportional to 349.93, 525.01 and 187.73
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Solution
The fourth proportional to 349.93, 525.01 and 187.73 is: 281.66
Step by Step Solution
- Step 1: Write the proportion equation
349.93 : 525.01 = 187.73 : x - Step 2: Convert to fraction form
349.93/525.01 = 187.73/x - Step 3: Cross multiply
349.93x = 525.01 × 187.73 - Step 4: Simplify right side
349.93x = 98,560.13 - Step 5: Solve for x
x = 98,560.13/349.93 - Step 6: Final answer
x = 281.66
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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.