Finding the Fourth Proportional to 250.73, 345.61 and 191.52
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Solution
The fourth proportional to 250.73, 345.61 and 191.52 is: 263.99
Step by Step Solution
- Step 1: Write the proportion equation
250.73 : 345.61 = 191.52 : x - Step 2: Convert to fraction form
250.73/345.61 = 191.52/x - Step 3: Cross multiply
250.73x = 345.61 × 191.52 - Step 4: Simplify right side
250.73x = 66,191.23 - Step 5: Solve for x
x = 66,191.23/250.73 - Step 6: Final answer
x = 263.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.