Home / 862,059.46-1,189,735.47-474,914.54

Finding the Fourth Proportional to 862,059.46, 1,189,735.47 and 474,914.54

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Solution

The fourth proportional to 862,059.46, 1,189,735.47 and 474,914.54 is: 655,433.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,059.46 : 1,189,735.47 = 474,914.54 : x
  2. Step 2: Convert to fraction form
    862,059.46/1,189,735.47 = 474,914.54/x
  3. Step 3: Cross multiply
    862,059.46x = 1,189,735.47 × 474,914.54
  4. Step 4: Simplify right side
    862,059.46x = 565,022,667,508.06
  5. Step 5: Solve for x
    x = 565,022,667,508.06/862,059.46
  6. Step 6: Final answer
    x = 655,433.53

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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.