Home / 508,819.37-763,245.24-255,961.67

Finding the Fourth Proportional to 508,819.37, 763,245.24 and 255,961.67

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Solution

The fourth proportional to 508,819.37, 763,245.24 and 255,961.67 is: 383,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,819.37 : 763,245.24 = 255,961.67 : x
  2. Step 2: Convert to fraction form
    508,819.37/763,245.24 = 255,961.67/x
  3. Step 3: Cross multiply
    508,819.37x = 763,245.24 × 255,961.67
  4. Step 4: Simplify right side
    508,819.37x = 195,361,526,249.95
  5. Step 5: Solve for x
    x = 195,361,526,249.95/508,819.37
  6. Step 6: Final answer
    x = 383,950.65

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1.5x scale

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.