Home / 683,964.11-1,025,583.25-342,033.51

Finding the Fourth Proportional to 683,964.11, 1,025,583.25 and 342,033.51

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Solution

The fourth proportional to 683,964.11, 1,025,583.25 and 342,033.51 is: 512,868.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,964.11 : 1,025,583.25 = 342,033.51 : x
  2. Step 2: Convert to fraction form
    683,964.11/1,025,583.25 = 342,033.51/x
  3. Step 3: Cross multiply
    683,964.11x = 1,025,583.25 × 342,033.51
  4. Step 4: Simplify right side
    683,964.11x = 350,783,838,794.71
  5. Step 5: Solve for x
    x = 350,783,838,794.71/683,964.11
  6. Step 6: Final answer
    x = 512,868.78

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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.