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Finding the Fourth Proportional to 337.15, 504.74 and 197.90

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Solution

The fourth proportional to 337.15, 504.74 and 197.90 is: 296.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.15 : 504.74 = 197.90 : x
  2. Step 2: Convert to fraction form
    337.15/504.74 = 197.90/x
  3. Step 3: Cross multiply
    337.15x = 504.74 × 197.90
  4. Step 4: Simplify right side
    337.15x = 99,887.06
  5. Step 5: Solve for x
    x = 99,887.06/337.15
  6. Step 6: Final answer
    x = 296.27

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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.