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Finding the Fourth Proportional to 460.34, 635.26 and 250.51

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Solution

The fourth proportional to 460.34, 635.26 and 250.51 is: 345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.34 : 635.26 = 250.51 : x
  2. Step 2: Convert to fraction form
    460.34/635.26 = 250.51/x
  3. Step 3: Cross multiply
    460.34x = 635.26 × 250.51
  4. Step 4: Simplify right side
    460.34x = 159,138.98
  5. Step 5: Solve for x
    x = 159,138.98/460.34
  6. Step 6: Final answer
    x = 345.70

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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.