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Finding the Fourth Proportional to 436,879.32, 655,573.77 and 184,144.38

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Solution

The fourth proportional to 436,879.32, 655,573.77 and 184,144.38 is: 276,323.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,879.32 : 655,573.77 = 184,144.38 : x
  2. Step 2: Convert to fraction form
    436,879.32/655,573.77 = 184,144.38/x
  3. Step 3: Cross multiply
    436,879.32x = 655,573.77 × 184,144.38
  4. Step 4: Simplify right side
    436,879.32x = 120,720,225,420.91
  5. Step 5: Solve for x
    x = 120,720,225,420.91/436,879.32
  6. Step 6: Final answer
    x = 276,323.96

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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.