Home / 378,570.24-567,984.96-168,354.72

Finding the Fourth Proportional to 378,570.24, 567,984.96 and 168,354.72

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Solution

The fourth proportional to 378,570.24, 567,984.96 and 168,354.72 is: 252,589.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,570.24 : 567,984.96 = 168,354.72 : x
  2. Step 2: Convert to fraction form
    378,570.24/567,984.96 = 168,354.72/x
  3. Step 3: Cross multiply
    378,570.24x = 567,984.96 × 168,354.72
  4. Step 4: Simplify right side
    378,570.24x = 95,622,948,905.01
  5. Step 5: Solve for x
    x = 95,622,948,905.01/378,570.24
  6. Step 6: Final answer
    x = 252,589.71

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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.