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Finding the Fourth Proportional to 431.35, 595.26 and 244.82

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Solution

The fourth proportional to 431.35, 595.26 and 244.82 is: 337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    431.35 : 595.26 = 244.82 : x
  2. Step 2: Convert to fraction form
    431.35/595.26 = 244.82/x
  3. Step 3: Cross multiply
    431.35x = 595.26 × 244.82
  4. Step 4: Simplify right side
    431.35x = 145,733.04
  5. Step 5: Solve for x
    x = 145,733.04/431.35
  6. Step 6: Final answer
    x = 337.86

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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.