Home / 474,268.72-654,511.80-273,129.52

Finding the Fourth Proportional to 474,268.72, 654,511.80 and 273,129.52

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Solution

The fourth proportional to 474,268.72, 654,511.80 and 273,129.52 is: 376,930.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,268.72 : 654,511.80 = 273,129.52 : x
  2. Step 2: Convert to fraction form
    474,268.72/654,511.80 = 273,129.52/x
  3. Step 3: Cross multiply
    474,268.72x = 654,511.80 × 273,129.52
  4. Step 4: Simplify right side
    474,268.72x = 178,766,493,768.34
  5. Step 5: Solve for x
    x = 178,766,493,768.34/474,268.72
  6. Step 6: Final answer
    x = 376,930.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.