Finding the Fourth Proportional to 295.84, 442.88 and 193.12
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Solution
The fourth proportional to 295.84, 442.88 and 193.12 is: 289.11
Step by Step Solution
- Step 1: Write the proportion equation
295.84 : 442.88 = 193.12 : x - Step 2: Convert to fraction form
295.84/442.88 = 193.12/x - Step 3: Cross multiply
295.84x = 442.88 × 193.12 - Step 4: Simplify right side
295.84x = 85,528.99 - Step 5: Solve for x
x = 85,528.99/295.84 - Step 6: Final answer
x = 289.11
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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.