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Finding the Fourth Proportional to 453,002.55, 678,025.23 and 333,027.73

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Solution

The fourth proportional to 453,002.55, 678,025.23 and 333,027.73 is: 498,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,002.55 : 678,025.23 = 333,027.73 : x
  2. Step 2: Convert to fraction form
    453,002.55/678,025.23 = 333,027.73/x
  3. Step 3: Cross multiply
    453,002.55x = 678,025.23 × 333,027.73
  4. Step 4: Simplify right side
    453,002.55x = 225,801,203,229.63
  5. Step 5: Solve for x
    x = 225,801,203,229.63/453,002.55
  6. Step 6: Final answer
    x = 498,454.60

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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.