Home / 436,819.24-655,009.59-254,509.05

Finding the Fourth Proportional to 436,819.24, 655,009.59 and 254,509.05

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Solution

The fourth proportional to 436,819.24, 655,009.59 and 254,509.05 is: 381,635.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,819.24 : 655,009.59 = 254,509.05 : x
  2. Step 2: Convert to fraction form
    436,819.24/655,009.59 = 254,509.05/x
  3. Step 3: Cross multiply
    436,819.24x = 655,009.59 × 254,509.05
  4. Step 4: Simplify right side
    436,819.24x = 166,705,868,491.79
  5. Step 5: Solve for x
    x = 166,705,868,491.79/436,819.24
  6. Step 6: Final answer
    x = 381,635.82

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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.