Home / 1,342,257.24-2,013,390.00-331,379.31

Finding the Fourth Proportional to 1,342,257.24, 2,013,390.00 and 331,379.31

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Solution

The fourth proportional to 1,342,257.24, 2,013,390.00 and 331,379.31 is: 497,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,257.24 : 2,013,390.00 = 331,379.31 : x
  2. Step 2: Convert to fraction form
    1,342,257.24/2,013,390.00 = 331,379.31/x
  3. Step 3: Cross multiply
    1,342,257.24x = 2,013,390.00 × 331,379.31
  4. Step 4: Simplify right side
    1,342,257.24x = 667,195,782,032.02
  5. Step 5: Solve for x
    x = 667,195,782,032.02/1,342,257.24
  6. Step 6: Final answer
    x = 497,069.98

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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.