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Finding the Fourth Proportional to 504.98, 757.76 and 231.04

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Solution

The fourth proportional to 504.98, 757.76 and 231.04 is: 346.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.98 : 757.76 = 231.04 : x
  2. Step 2: Convert to fraction form
    504.98/757.76 = 231.04/x
  3. Step 3: Cross multiply
    504.98x = 757.76 × 231.04
  4. Step 4: Simplify right side
    504.98x = 175,072.87
  5. Step 5: Solve for x
    x = 175,072.87/504.98
  6. Step 6: Final answer
    x = 346.69

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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.