Finding the Fourth Proportional to 283.97, 392.07 and 190.93
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Solution
The fourth proportional to 283.97, 392.07 and 190.93 is: 263.60
Step by Step Solution
- Step 1: Write the proportion equation
283.97 : 392.07 = 190.93 : x - Step 2: Convert to fraction form
283.97/392.07 = 190.93/x - Step 3: Cross multiply
283.97x = 392.07 × 190.93 - Step 4: Simplify right side
283.97x = 74,855.41 - Step 5: Solve for x
x = 74,855.41/283.97 - Step 6: Final answer
x = 263.60
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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.