Home / 603,764.64-905,733.06-204,519.66

Finding the Fourth Proportional to 603,764.64, 905,733.06 and 204,519.66

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Solution

The fourth proportional to 603,764.64, 905,733.06 and 204,519.66 is: 306,808.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,764.64 : 905,733.06 = 204,519.66 : x
  2. Step 2: Convert to fraction form
    603,764.64/905,733.06 = 204,519.66/x
  3. Step 3: Cross multiply
    603,764.64x = 905,733.06 × 204,519.66
  4. Step 4: Simplify right side
    603,764.64x = 185,240,217,481.96
  5. Step 5: Solve for x
    x = 185,240,217,481.96/603,764.64
  6. Step 6: Final answer
    x = 306,808.66

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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.