Home / 214,854.26-320,704.28-199,020.38

Finding the Fourth Proportional to 214,854.26, 320,704.28 and 199,020.38

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Solution

The fourth proportional to 214,854.26, 320,704.28 and 199,020.38 is: 297,069.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,854.26 : 320,704.28 = 199,020.38 : x
  2. Step 2: Convert to fraction form
    214,854.26/320,704.28 = 199,020.38/x
  3. Step 3: Cross multiply
    214,854.26x = 320,704.28 × 199,020.38
  4. Step 4: Simplify right side
    214,854.26x = 63,826,685,820.93
  5. Step 5: Solve for x
    x = 63,826,685,820.93/214,854.26
  6. Step 6: Final answer
    x = 297,069.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.