Home / 433,052.38-649,536.77-133,452.51

Finding the Fourth Proportional to 433,052.38, 649,536.77 and 133,452.51

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Solution

The fourth proportional to 433,052.38, 649,536.77 and 133,452.51 is: 200,165.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,052.38 : 649,536.77 = 133,452.51 : x
  2. Step 2: Convert to fraction form
    433,052.38/649,536.77 = 133,452.51/x
  3. Step 3: Cross multiply
    433,052.38x = 649,536.77 × 133,452.51
  4. Step 4: Simplify right side
    433,052.38x = 86,682,313,845.31
  5. Step 5: Solve for x
    x = 86,682,313,845.31/433,052.38
  6. Step 6: Final answer
    x = 200,165.89

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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.