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Finding the Fourth Proportional to 451,035.02, 675,832.87 and 330,533.54

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Solution

The fourth proportional to 451,035.02, 675,832.87 and 330,533.54 is: 495,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,035.02 : 675,832.87 = 330,533.54 : x
  2. Step 2: Convert to fraction form
    451,035.02/675,832.87 = 330,533.54/x
  3. Step 3: Cross multiply
    451,035.02x = 675,832.87 × 330,533.54
  4. Step 4: Simplify right side
    451,035.02x = 223,385,430,537.84
  5. Step 5: Solve for x
    x = 223,385,430,537.84/451,035.02
  6. Step 6: Final answer
    x = 495,272.92

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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.