Home / 764,324.19-1,146,358.31-231,717.87

Finding the Fourth Proportional to 764,324.19, 1,146,358.31 and 231,717.87

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Solution

The fourth proportional to 764,324.19, 1,146,358.31 and 231,717.87 is: 347,538.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,324.19 : 1,146,358.31 = 231,717.87 : x
  2. Step 2: Convert to fraction form
    764,324.19/1,146,358.31 = 231,717.87/x
  3. Step 3: Cross multiply
    764,324.19x = 1,146,358.31 × 231,717.87
  4. Step 4: Simplify right side
    764,324.19x = 265,631,704,691.41
  5. Step 5: Solve for x
    x = 265,631,704,691.41/764,324.19
  6. Step 6: Final answer
    x = 347,538.01

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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.