Home / 1,342,257.33-2,013,390.14-331,379.40

Finding the Fourth Proportional to 1,342,257.33, 2,013,390.14 and 331,379.40

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Solution

The fourth proportional to 1,342,257.33, 2,013,390.14 and 331,379.40 is: 497,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,257.33 : 2,013,390.14 = 331,379.40 : x
  2. Step 2: Convert to fraction form
    1,342,257.33/2,013,390.14 = 331,379.40/x
  3. Step 3: Cross multiply
    1,342,257.33x = 2,013,390.14 × 331,379.40
  4. Step 4: Simplify right side
    1,342,257.33x = 667,196,014,902.22
  5. Step 5: Solve for x
    x = 667,196,014,902.22/1,342,257.33
  6. Step 6: Final answer
    x = 497,070.12

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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.