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Finding the Fourth Proportional to 501,893.15, 752,827.37 and 122,810.85

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Solution

The fourth proportional to 501,893.15, 752,827.37 and 122,810.85 is: 184,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,893.15 : 752,827.37 = 122,810.85 : x
  2. Step 2: Convert to fraction form
    501,893.15/752,827.37 = 122,810.85/x
  3. Step 3: Cross multiply
    501,893.15x = 752,827.37 × 122,810.85
  4. Step 4: Simplify right side
    501,893.15x = 92,455,368,598.91
  5. Step 5: Solve for x
    x = 92,455,368,598.91/501,893.15
  6. Step 6: Final answer
    x = 184,213.25

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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.