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Finding the Fourth Proportional to 333,992.13, 501,682.20 and 270,022.57

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Solution

The fourth proportional to 333,992.13, 501,682.20 and 270,022.57 is: 405,594.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,992.13 : 501,682.20 = 270,022.57 : x
  2. Step 2: Convert to fraction form
    333,992.13/501,682.20 = 270,022.57/x
  3. Step 3: Cross multiply
    333,992.13x = 501,682.20 × 270,022.57
  4. Step 4: Simplify right side
    333,992.13x = 135,465,516,967.25
  5. Step 5: Solve for x
    x = 135,465,516,967.25/333,992.13
  6. Step 6: Final answer
    x = 405,594.94

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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.