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Finding the Fourth Proportional to 337.10, 504.86 and 259.44

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Solution

The fourth proportional to 337.10, 504.86 and 259.44 is: 388.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.10 : 504.86 = 259.44 : x
  2. Step 2: Convert to fraction form
    337.10/504.86 = 259.44/x
  3. Step 3: Cross multiply
    337.10x = 504.86 × 259.44
  4. Step 4: Simplify right side
    337.10x = 130,980.53
  5. Step 5: Solve for x
    x = 130,980.53/337.10
  6. Step 6: Final answer
    x = 388.56

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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.