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Finding the Fourth Proportional to 322,732.53, 484,114.59 and 123,015.69

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Solution

The fourth proportional to 322,732.53, 484,114.59 and 123,015.69 is: 184,529.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,732.53 : 484,114.59 = 123,015.69 : x
  2. Step 2: Convert to fraction form
    322,732.53/484,114.59 = 123,015.69/x
  3. Step 3: Cross multiply
    322,732.53x = 484,114.59 × 123,015.69
  4. Step 4: Simplify right side
    322,732.53x = 59,553,690,327.92
  5. Step 5: Solve for x
    x = 59,553,690,327.92/322,732.53
  6. Step 6: Final answer
    x = 184,529.56

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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.