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Finding the Fourth Proportional to 595,404, 821,670.48 and 327,132

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Solution

The fourth proportional to 595,404, 821,670.48 and 327,132 is: 451,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,404 : 821,670.48 = 327,132 : x
  2. Step 2: Convert to fraction form
    595,404/821,670.48 = 327,132/x
  3. Step 3: Cross multiply
    595,404x = 821,670.48 × 327,132
  4. Step 4: Simplify right side
    595,404x = 268,794,707,463.36
  5. Step 5: Solve for x
    x = 268,794,707,463.36/595,404
  6. Step 6: Final answer
    x = 451,449.28

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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.