Finding the Fourth Proportional to 295.74, 442.72 and 202.99
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Solution
The fourth proportional to 295.74, 442.72 and 202.99 is: 303.87
Step by Step Solution
- Step 1: Write the proportion equation
295.74 : 442.72 = 202.99 : x - Step 2: Convert to fraction form
295.74/442.72 = 202.99/x - Step 3: Cross multiply
295.74x = 442.72 × 202.99 - Step 4: Simplify right side
295.74x = 89,867.73 - Step 5: Solve for x
x = 89,867.73/295.74 - Step 6: Final answer
x = 303.87
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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.