Home / 436,475.45-654,873.10-183,819.54

Finding the Fourth Proportional to 436,475.45, 654,873.10 and 183,819.54

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Solution

The fourth proportional to 436,475.45, 654,873.10 and 183,819.54 is: 275,796.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,475.45 : 654,873.10 = 183,819.54 : x
  2. Step 2: Convert to fraction form
    436,475.45/654,873.10 = 183,819.54/x
  3. Step 3: Cross multiply
    436,475.45x = 654,873.10 × 183,819.54
  4. Step 4: Simplify right side
    436,475.45x = 120,378,471,540.83
  5. Step 5: Solve for x
    x = 120,378,471,540.83/436,475.45
  6. Step 6: Final answer
    x = 275,796.66

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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.