Home / 1,123,506.41-1,685,271.91-324,794.87

Finding the Fourth Proportional to 1,123,506.41, 1,685,271.91 and 324,794.87

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Solution

The fourth proportional to 1,123,506.41, 1,685,271.91 and 324,794.87 is: 487,195.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,506.41 : 1,685,271.91 = 324,794.87 : x
  2. Step 2: Convert to fraction form
    1,123,506.41/1,685,271.91 = 324,794.87/x
  3. Step 3: Cross multiply
    1,123,506.41x = 1,685,271.91 × 324,794.87
  4. Step 4: Simplify right side
    1,123,506.41x = 547,367,670,923.10
  5. Step 5: Solve for x
    x = 547,367,670,923.10/1,123,506.41
  6. Step 6: Final answer
    x = 487,195.86

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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.