Home / 439,289.22-658,843.92-123,748.86

Finding the Fourth Proportional to 439,289.22, 658,843.92 and 123,748.86

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Solution

The fourth proportional to 439,289.22, 658,843.92 and 123,748.86 is: 185,597.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,289.22 : 658,843.92 = 123,748.86 : x
  2. Step 2: Convert to fraction form
    439,289.22/658,843.92 = 123,748.86/x
  3. Step 3: Cross multiply
    439,289.22x = 658,843.92 × 123,748.86
  4. Step 4: Simplify right side
    439,289.22x = 81,531,184,017.93
  5. Step 5: Solve for x
    x = 81,531,184,017.93/439,289.22
  6. Step 6: Final answer
    x = 185,597.96

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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.