Home / 364,447.72-545,971.74-214,370.92

Finding the Fourth Proportional to 364,447.72, 545,971.74 and 214,370.92

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Solution

The fourth proportional to 364,447.72, 545,971.74 and 214,370.92 is: 321,144.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,447.72 : 545,971.74 = 214,370.92 : x
  2. Step 2: Convert to fraction form
    364,447.72/545,971.74 = 214,370.92/x
  3. Step 3: Cross multiply
    364,447.72x = 545,971.74 × 214,370.92
  4. Step 4: Simplify right side
    364,447.72x = 117,040,464,197.80
  5. Step 5: Solve for x
    x = 117,040,464,197.80/364,447.72
  6. Step 6: Final answer
    x = 321,144.73

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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.