Home / 939,958.33-1,297,144.14-510,238.75

Finding the Fourth Proportional to 939,958.33, 1,297,144.14 and 510,238.75

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Solution

The fourth proportional to 939,958.33, 1,297,144.14 and 510,238.75 is: 704,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,958.33 : 1,297,144.14 = 510,238.75 : x
  2. Step 2: Convert to fraction form
    939,958.33/1,297,144.14 = 510,238.75/x
  3. Step 3: Cross multiply
    939,958.33x = 1,297,144.14 × 510,238.75
  4. Step 4: Simplify right side
    939,958.33x = 661,853,204,563.43
  5. Step 5: Solve for x
    x = 661,853,204,563.43/939,958.33
  6. Step 6: Final answer
    x = 704,130.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.