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Finding the Fourth Proportional to 534,951.24, 738,308.24 and 331,067.84

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Solution

The fourth proportional to 534,951.24, 738,308.24 and 331,067.84 is: 456,920.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,951.24 : 738,308.24 = 331,067.84 : x
  2. Step 2: Convert to fraction form
    534,951.24/738,308.24 = 331,067.84/x
  3. Step 3: Cross multiply
    534,951.24x = 738,308.24 × 331,067.84
  4. Step 4: Simplify right side
    534,951.24x = 244,430,114,271.00
  5. Step 5: Solve for x
    x = 244,430,114,271.00/534,951.24
  6. Step 6: Final answer
    x = 456,920.36

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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.