Finding the Fourth Proportional to 460.24, 635.14 and 250.42
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Solution
The fourth proportional to 460.24, 635.14 and 250.42 is: 345.58
Step by Step Solution
- Step 1: Write the proportion equation
460.24 : 635.14 = 250.42 : x - Step 2: Convert to fraction form
460.24/635.14 = 250.42/x - Step 3: Cross multiply
460.24x = 635.14 × 250.42 - Step 4: Simplify right side
460.24x = 159,052.40 - Step 5: Solve for x
x = 159,052.40/460.24 - Step 6: Final answer
x = 345.58
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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.