Home / 1,176,138.40-1,764,226.92-323,204.70

Finding the Fourth Proportional to 1,176,138.40, 1,764,226.92 and 323,204.70

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Solution

The fourth proportional to 1,176,138.40, 1,764,226.92 and 323,204.70 is: 484,812.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,138.40 : 1,764,226.92 = 323,204.70 : x
  2. Step 2: Convert to fraction form
    1,176,138.40/1,764,226.92 = 323,204.70/x
  3. Step 3: Cross multiply
    1,176,138.40x = 1,764,226.92 × 323,204.70
  4. Step 4: Simplify right side
    1,176,138.40x = 570,206,432,410.52
  5. Step 5: Solve for x
    x = 570,206,432,410.52/1,176,138.40
  6. Step 6: Final answer
    x = 484,812.36

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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.