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Finding the Fourth Proportional to 567,079.90, 850,591.58 and 212,067.82

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Solution

The fourth proportional to 567,079.90, 850,591.58 and 212,067.82 is: 318,091.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,079.90 : 850,591.58 = 212,067.82 : x
  2. Step 2: Convert to fraction form
    567,079.90/850,591.58 = 212,067.82/x
  3. Step 3: Cross multiply
    567,079.90x = 850,591.58 × 212,067.82
  4. Step 4: Simplify right side
    567,079.90x = 180,383,102,080.96
  5. Step 5: Solve for x
    x = 180,383,102,080.96/567,079.90
  6. Step 6: Final answer
    x = 318,091.16

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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.