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Finding the Fourth Proportional to 226,340.82, 339,509.89 and 57,860.91

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Solution

The fourth proportional to 226,340.82, 339,509.89 and 57,860.91 is: 86,791.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,340.82 : 339,509.89 = 57,860.91 : x
  2. Step 2: Convert to fraction form
    226,340.82/339,509.89 = 57,860.91/x
  3. Step 3: Cross multiply
    226,340.82x = 339,509.89 × 57,860.91
  4. Step 4: Simplify right side
    226,340.82x = 19,644,351,189.40
  5. Step 5: Solve for x
    x = 19,644,351,189.40/226,340.82
  6. Step 6: Final answer
    x = 86,791.02

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1.5x scale

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.