Home / 1,344,935.34-2,017,399.37-398,379.87

Finding the Fourth Proportional to 1,344,935.34, 2,017,399.37 and 398,379.87

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Solution

The fourth proportional to 1,344,935.34, 2,017,399.37 and 398,379.87 is: 597,568.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,935.34 : 2,017,399.37 = 398,379.87 : x
  2. Step 2: Convert to fraction form
    1,344,935.34/2,017,399.37 = 398,379.87/x
  3. Step 3: Cross multiply
    1,344,935.34x = 2,017,399.37 × 398,379.87
  4. Step 4: Simplify right side
    1,344,935.34x = 803,691,296,766.78
  5. Step 5: Solve for x
    x = 803,691,296,766.78/1,344,935.34
  6. Step 6: Final answer
    x = 597,568.73

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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.