Home / 631,908.44-948,028.68-227,141.72

Finding the Fourth Proportional to 631,908.44, 948,028.68 and 227,141.72

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Solution

The fourth proportional to 631,908.44, 948,028.68 and 227,141.72 is: 340,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,908.44 : 948,028.68 = 227,141.72 : x
  2. Step 2: Convert to fraction form
    631,908.44/948,028.68 = 227,141.72/x
  3. Step 3: Cross multiply
    631,908.44x = 948,028.68 × 227,141.72
  4. Step 4: Simplify right side
    631,908.44x = 215,336,864,984.53
  5. Step 5: Solve for x
    x = 215,336,864,984.53/631,908.44
  6. Step 6: Final answer
    x = 340,772.26

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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.