Home / 383,049.08-574,174.46-214,322.03

Finding the Fourth Proportional to 383,049.08, 574,174.46 and 214,322.03

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Solution

The fourth proportional to 383,049.08, 574,174.46 and 214,322.03 is: 321,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,049.08 : 574,174.46 = 214,322.03 : x
  2. Step 2: Convert to fraction form
    383,049.08/574,174.46 = 214,322.03/x
  3. Step 3: Cross multiply
    383,049.08x = 574,174.46 × 214,322.03
  4. Step 4: Simplify right side
    383,049.08x = 123,058,231,898.87
  5. Step 5: Solve for x
    x = 123,058,231,898.87/383,049.08
  6. Step 6: Final answer
    x = 321,259.70

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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.