Home / 733,786.95-1,100,789.79-260,432.67

Finding the Fourth Proportional to 733,786.95, 1,100,789.79 and 260,432.67

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Solution

The fourth proportional to 733,786.95, 1,100,789.79 and 260,432.67 is: 390,687.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,786.95 : 1,100,789.79 = 260,432.67 : x
  2. Step 2: Convert to fraction form
    733,786.95/1,100,789.79 = 260,432.67/x
  3. Step 3: Cross multiply
    733,786.95x = 1,100,789.79 × 260,432.67
  4. Step 4: Simplify right side
    733,786.95x = 286,681,624,118.44
  5. Step 5: Solve for x
    x = 286,681,624,118.44/733,786.95
  6. Step 6: Final answer
    x = 390,687.82

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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.