Home / 764,458.56-1,146,690.54-231,984

Finding the Fourth Proportional to 764,458.56, 1,146,690.54 and 231,984

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Solution

The fourth proportional to 764,458.56, 1,146,690.54 and 231,984 is: 347,976.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,458.56 : 1,146,690.54 = 231,984 : x
  2. Step 2: Convert to fraction form
    764,458.56/1,146,690.54 = 231,984/x
  3. Step 3: Cross multiply
    764,458.56x = 1,146,690.54 × 231,984
  4. Step 4: Simplify right side
    764,458.56x = 266,013,858,231.36
  5. Step 5: Solve for x
    x = 266,013,858,231.36/764,458.56
  6. Step 6: Final answer
    x = 347,976.82

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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.