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Finding the Fourth Proportional to 504.16, 755.70 and 179.43

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Solution

The fourth proportional to 504.16, 755.70 and 179.43 is: 268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.16 : 755.70 = 179.43 : x
  2. Step 2: Convert to fraction form
    504.16/755.70 = 179.43/x
  3. Step 3: Cross multiply
    504.16x = 755.70 × 179.43
  4. Step 4: Simplify right side
    504.16x = 135,595.25
  5. Step 5: Solve for x
    x = 135,595.25/504.16
  6. Step 6: Final answer
    x = 268.95

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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.