Home / 447,226.20-670,709.70-162,883.80

Finding the Fourth Proportional to 447,226.20, 670,709.70 and 162,883.80

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Solution

The fourth proportional to 447,226.20, 670,709.70 and 162,883.80 is: 244,278.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,226.20 : 670,709.70 = 162,883.80 : x
  2. Step 2: Convert to fraction form
    447,226.20/670,709.70 = 162,883.80/x
  3. Step 3: Cross multiply
    447,226.20x = 670,709.70 × 162,883.80
  4. Step 4: Simplify right side
    447,226.20x = 109,247,744,632.86
  5. Step 5: Solve for x
    x = 109,247,744,632.86/447,226.20
  6. Step 6: Final answer
    x = 244,278.50

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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.