Home / 746,973.04-1,120,288.92-214,489.84

Finding the Fourth Proportional to 746,973.04, 1,120,288.92 and 214,489.84

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Solution

The fourth proportional to 746,973.04, 1,120,288.92 and 214,489.84 is: 321,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,973.04 : 1,120,288.92 = 214,489.84 : x
  2. Step 2: Convert to fraction form
    746,973.04/1,120,288.92 = 214,489.84/x
  3. Step 3: Cross multiply
    746,973.04x = 1,120,288.92 × 214,489.84
  4. Step 4: Simplify right side
    746,973.04x = 240,290,591,204.57
  5. Step 5: Solve for x
    x = 240,290,591,204.57/746,973.04
  6. Step 6: Final answer
    x = 321,685.76

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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.