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Finding the Fourth Proportional to 453,001.55, 678,023.73 and 333,026.73

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Solution

The fourth proportional to 453,001.55, 678,023.73 and 333,026.73 is: 498,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,001.55 : 678,023.73 = 333,026.73 : x
  2. Step 2: Convert to fraction form
    453,001.55/678,023.73 = 333,026.73/x
  3. Step 3: Cross multiply
    453,001.55x = 678,023.73 × 333,026.73
  4. Step 4: Simplify right side
    453,001.55x = 225,800,025,664.30
  5. Step 5: Solve for x
    x = 225,800,025,664.30/453,001.55
  6. Step 6: Final answer
    x = 498,453.10

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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.