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Finding the Fourth Proportional to 595,067.83, 821,190.64 and 323,133.32

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Solution

The fourth proportional to 595,067.83, 821,190.64 and 323,133.32 is: 445,922.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,067.83 : 821,190.64 = 323,133.32 : x
  2. Step 2: Convert to fraction form
    595,067.83/821,190.64 = 323,133.32/x
  3. Step 3: Cross multiply
    595,067.83x = 821,190.64 × 323,133.32
  4. Step 4: Simplify right side
    595,067.83x = 265,354,057,856.13
  5. Step 5: Solve for x
    x = 265,354,057,856.13/595,067.83
  6. Step 6: Final answer
    x = 445,922.37

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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.