Home / 694,174.38-1,041,270.21-220,857.90

Finding the Fourth Proportional to 694,174.38, 1,041,270.21 and 220,857.90

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Solution

The fourth proportional to 694,174.38, 1,041,270.21 and 220,857.90 is: 331,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,174.38 : 1,041,270.21 = 220,857.90 : x
  2. Step 2: Convert to fraction form
    694,174.38/1,041,270.21 = 220,857.90/x
  3. Step 3: Cross multiply
    694,174.38x = 1,041,270.21 × 220,857.90
  4. Step 4: Simplify right side
    694,174.38x = 229,972,751,913.16
  5. Step 5: Solve for x
    x = 229,972,751,913.16/694,174.38
  6. Step 6: Final answer
    x = 331,289.60

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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.