Home / 733,786.58-1,100,789.21-260,432.30

Finding the Fourth Proportional to 733,786.58, 1,100,789.21 and 260,432.30

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Solution

The fourth proportional to 733,786.58, 1,100,789.21 and 260,432.30 is: 390,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,786.58 : 1,100,789.21 = 260,432.30 : x
  2. Step 2: Convert to fraction form
    733,786.58/1,100,789.21 = 260,432.30/x
  3. Step 3: Cross multiply
    733,786.58x = 1,100,789.21 × 260,432.30
  4. Step 4: Simplify right side
    733,786.58x = 286,681,060,922.62
  5. Step 5: Solve for x
    x = 286,681,060,922.62/733,786.58
  6. Step 6: Final answer
    x = 390,687.25

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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.