Home / 331,634.37-457,667.68-188,418.68

Finding the Fourth Proportional to 331,634.37, 457,667.68 and 188,418.68

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Solution

The fourth proportional to 331,634.37, 457,667.68 and 188,418.68 is: 260,024.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,634.37 : 457,667.68 = 188,418.68 : x
  2. Step 2: Convert to fraction form
    331,634.37/457,667.68 = 188,418.68/x
  3. Step 3: Cross multiply
    331,634.37x = 457,667.68 × 188,418.68
  4. Step 4: Simplify right side
    331,634.37x = 86,233,140,144.26
  5. Step 5: Solve for x
    x = 86,233,140,144.26/331,634.37
  6. Step 6: Final answer
    x = 260,024.74

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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.