Home / 493,964.22-681,671.31-267,609.72

Finding the Fourth Proportional to 493,964.22, 681,671.31 and 267,609.72

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Solution

The fourth proportional to 493,964.22, 681,671.31 and 267,609.72 is: 369,301.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,964.22 : 681,671.31 = 267,609.72 : x
  2. Step 2: Convert to fraction form
    493,964.22/681,671.31 = 267,609.72/x
  3. Step 3: Cross multiply
    493,964.22x = 681,671.31 × 267,609.72
  4. Step 4: Simplify right side
    493,964.22x = 182,421,868,401.13
  5. Step 5: Solve for x
    x = 182,421,868,401.13/493,964.22
  6. Step 6: Final answer
    x = 369,301.79

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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.