Home / 756,346.69-1,043,758.62-412,182.73

Finding the Fourth Proportional to 756,346.69, 1,043,758.62 and 412,182.73

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Solution

The fourth proportional to 756,346.69, 1,043,758.62 and 412,182.73 is: 568,812.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,346.69 : 1,043,758.62 = 412,182.73 : x
  2. Step 2: Convert to fraction form
    756,346.69/1,043,758.62 = 412,182.73/x
  3. Step 3: Cross multiply
    756,346.69x = 1,043,758.62 × 412,182.73
  4. Step 4: Simplify right side
    756,346.69x = 430,219,277,452.63
  5. Step 5: Solve for x
    x = 430,219,277,452.63/756,346.69
  6. Step 6: Final answer
    x = 568,812.27

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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.