Home / 254,404.20-381,606.30-229,909.80

Finding the Fourth Proportional to 254,404.20, 381,606.30 and 229,909.80

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Solution

The fourth proportional to 254,404.20, 381,606.30 and 229,909.80 is: 344,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,404.20 : 381,606.30 = 229,909.80 : x
  2. Step 2: Convert to fraction form
    254,404.20/381,606.30 = 229,909.80/x
  3. Step 3: Cross multiply
    254,404.20x = 381,606.30 × 229,909.80
  4. Step 4: Simplify right side
    254,404.20x = 87,735,028,111.74
  5. Step 5: Solve for x
    x = 87,735,028,111.74/254,404.20
  6. Step 6: Final answer
    x = 344,864.70

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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.