Home / 300,864.28-451,179.78-160,546.36

Finding the Fourth Proportional to 300,864.28, 451,179.78 and 160,546.36

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Solution

The fourth proportional to 300,864.28, 451,179.78 and 160,546.36 is: 240,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,864.28 : 451,179.78 = 160,546.36 : x
  2. Step 2: Convert to fraction form
    300,864.28/451,179.78 = 160,546.36/x
  3. Step 3: Cross multiply
    300,864.28x = 451,179.78 × 160,546.36
  4. Step 4: Simplify right side
    300,864.28x = 72,435,271,384.60
  5. Step 5: Solve for x
    x = 72,435,271,384.60/300,864.28
  6. Step 6: Final answer
    x = 240,757.30

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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.