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Finding the Fourth Proportional to 460.56, 635.59 and 250.75

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Solution

The fourth proportional to 460.56, 635.59 and 250.75 is: 346.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.56 : 635.59 = 250.75 : x
  2. Step 2: Convert to fraction form
    460.56/635.59 = 250.75/x
  3. Step 3: Cross multiply
    460.56x = 635.59 × 250.75
  4. Step 4: Simplify right side
    460.56x = 159,371.98
  5. Step 5: Solve for x
    x = 159,371.98/460.56
  6. Step 6: Final answer
    x = 346.04

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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.