Home / 493,965.22-681,672.69-267,610.72

Finding the Fourth Proportional to 493,965.22, 681,672.69 and 267,610.72

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Solution

The fourth proportional to 493,965.22, 681,672.69 and 267,610.72 is: 369,303.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,965.22 : 681,672.69 = 267,610.72 : x
  2. Step 2: Convert to fraction form
    493,965.22/681,672.69 = 267,610.72/x
  3. Step 3: Cross multiply
    493,965.22x = 681,672.69 × 267,610.72
  4. Step 4: Simplify right side
    493,965.22x = 182,422,919,375.24
  5. Step 5: Solve for x
    x = 182,422,919,375.24/493,965.22
  6. Step 6: Final answer
    x = 369,303.17

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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.