Finding the Fourth Proportional to 292.06, 402.99 and 179.99
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Solution
The fourth proportional to 292.06, 402.99 and 179.99 is: 248.35
Step by Step Solution
- Step 1: Write the proportion equation
292.06 : 402.99 = 179.99 : x - Step 2: Convert to fraction form
292.06/402.99 = 179.99/x - Step 3: Cross multiply
292.06x = 402.99 × 179.99 - Step 4: Simplify right side
292.06x = 72,531.26 - Step 5: Solve for x
x = 72,531.26/292.06 - Step 6: Final answer
x = 248.35
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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.