Home / 447,004.20-669,923.10-180,546.60

Finding the Fourth Proportional to 447,004.20, 669,923.10 and 180,546.60

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Solution

The fourth proportional to 447,004.20, 669,923.10 and 180,546.60 is: 270,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,004.20 : 669,923.10 = 180,546.60 : x
  2. Step 2: Convert to fraction form
    447,004.20/669,923.10 = 180,546.60/x
  3. Step 3: Cross multiply
    447,004.20x = 669,923.10 × 180,546.60
  4. Step 4: Simplify right side
    447,004.20x = 120,952,337,966.46
  5. Step 5: Solve for x
    x = 120,952,337,966.46/447,004.20
  6. Step 6: Final answer
    x = 270,584.34

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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.