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Finding the Fourth Proportional to 595,486.62, 821,761.56 and 323,558.67

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Solution

The fourth proportional to 595,486.62, 821,761.56 and 323,558.67 is: 446,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,486.62 : 821,761.56 = 323,558.67 : x
  2. Step 2: Convert to fraction form
    595,486.62/821,761.56 = 323,558.67/x
  3. Step 3: Cross multiply
    595,486.62x = 821,761.56 × 323,558.67
  4. Step 4: Simplify right side
    595,486.62x = 265,888,077,410.73
  5. Step 5: Solve for x
    x = 265,888,077,410.73/595,486.62
  6. Step 6: Final answer
    x = 446,505.54

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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.