Home / 378,579.24-567,998.46-168,363.72

Finding the Fourth Proportional to 378,579.24, 567,998.46 and 168,363.72

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Solution

The fourth proportional to 378,579.24, 567,998.46 and 168,363.72 is: 252,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,579.24 : 567,998.46 = 168,363.72 : x
  2. Step 2: Convert to fraction form
    378,579.24/567,998.46 = 168,363.72/x
  3. Step 3: Cross multiply
    378,579.24x = 567,998.46 × 168,363.72
  4. Step 4: Simplify right side
    378,579.24x = 95,630,333,679.87
  5. Step 5: Solve for x
    x = 95,630,333,679.87/378,579.24
  6. Step 6: Final answer
    x = 252,603.22

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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.