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Finding the Fourth Proportional to 483,539.35, 667,077.32 and 301,936

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Solution

The fourth proportional to 483,539.35, 667,077.32 and 301,936 is: 416,542.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,539.35 : 667,077.32 = 301,936 : x
  2. Step 2: Convert to fraction form
    483,539.35/667,077.32 = 301,936/x
  3. Step 3: Cross multiply
    483,539.35x = 667,077.32 × 301,936
  4. Step 4: Simplify right side
    483,539.35x = 201,414,657,691.52
  5. Step 5: Solve for x
    x = 201,414,657,691.52/483,539.35
  6. Step 6: Final answer
    x = 416,542.43

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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.