Home / 488,222.16-673,668-273,371.28

Finding the Fourth Proportional to 488,222.16, 673,668 and 273,371.28

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Solution

The fourth proportional to 488,222.16, 673,668 and 273,371.28 is: 377,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,222.16 : 673,668 = 273,371.28 : x
  2. Step 2: Convert to fraction form
    488,222.16/673,668 = 273,371.28/x
  3. Step 3: Cross multiply
    488,222.16x = 673,668 × 273,371.28
  4. Step 4: Simplify right side
    488,222.16x = 184,161,483,455.04
  5. Step 5: Solve for x
    x = 184,161,483,455.04/488,222.16
  6. Step 6: Final answer
    x = 377,208.37

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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.