Finding the Fourth Proportional to 283.73, 424.98 and 175.19
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Solution
The fourth proportional to 283.73, 424.98 and 175.19 is: 262.40
Step by Step Solution
- Step 1: Write the proportion equation
283.73 : 424.98 = 175.19 : x - Step 2: Convert to fraction form
283.73/424.98 = 175.19/x - Step 3: Cross multiply
283.73x = 424.98 × 175.19 - Step 4: Simplify right side
283.73x = 74,450.12 - Step 5: Solve for x
x = 74,450.12/283.73 - Step 6: Final answer
x = 262.40
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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.