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Finding the Fourth Proportional to 501,883.60, 752,813.08 and 122,801.32

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Solution

The fourth proportional to 501,883.60, 752,813.08 and 122,801.32 is: 184,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,883.60 : 752,813.08 = 122,801.32 : x
  2. Step 2: Convert to fraction form
    501,883.60/752,813.08 = 122,801.32/x
  3. Step 3: Cross multiply
    501,883.60x = 752,813.08 × 122,801.32
  4. Step 4: Simplify right side
    501,883.60x = 92,446,439,937.27
  5. Step 5: Solve for x
    x = 92,446,439,937.27/501,883.60
  6. Step 6: Final answer
    x = 184,198.97

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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.