Finding the Fourth Proportional to 554, 831 and 294
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Solution
The fourth proportional to 554, 831 and 294 is: 441
Step by Step Solution
- Step 1: Write the proportion equation
554 : 831 = 294 : x - Step 2: Convert to fraction form
554/831 = 294/x - Step 3: Cross multiply
554x = 831 × 294 - Step 4: Simplify right side
554x = 244,314 - Step 5: Solve for x
x = 244,314/554 - Step 6: Final answer
x = 441
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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.