Finding the Fourth Proportional to 283.44, 425.40 and 202.44
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Solution
The fourth proportional to 283.44, 425.40 and 202.44 is: 303.83
Step by Step Solution
- Step 1: Write the proportion equation
283.44 : 425.40 = 202.44 : x - Step 2: Convert to fraction form
283.44/425.40 = 202.44/x - Step 3: Cross multiply
283.44x = 425.40 × 202.44 - Step 4: Simplify right side
283.44x = 86,117.98 - Step 5: Solve for x
x = 86,117.98/283.44 - Step 6: Final answer
x = 303.83
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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.