Home / 383,350.45-574,288.68-214,358.22

Finding the Fourth Proportional to 383,350.45, 574,288.68 and 214,358.22

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Solution

The fourth proportional to 383,350.45, 574,288.68 and 214,358.22 is: 321,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,350.45 : 574,288.68 = 214,358.22 : x
  2. Step 2: Convert to fraction form
    383,350.45/574,288.68 = 214,358.22/x
  3. Step 3: Cross multiply
    383,350.45x = 574,288.68 × 214,358.22
  4. Step 4: Simplify right side
    383,350.45x = 123,103,499,210.95
  5. Step 5: Solve for x
    x = 123,103,499,210.95/383,350.45
  6. Step 6: Final answer
    x = 321,125.23

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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.