Home / 493,961.22-681,667.18-267,606.72

Finding the Fourth Proportional to 493,961.22, 681,667.18 and 267,606.72

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Solution

The fourth proportional to 493,961.22, 681,667.18 and 267,606.72 is: 369,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,961.22 : 681,667.18 = 267,606.72 : x
  2. Step 2: Convert to fraction form
    493,961.22/681,667.18 = 267,606.72/x
  3. Step 3: Cross multiply
    493,961.22x = 681,667.18 × 267,606.72
  4. Step 4: Simplify right side
    493,961.22x = 182,418,717,502.43
  5. Step 5: Solve for x
    x = 182,418,717,502.43/493,961.22
  6. Step 6: Final answer
    x = 369,297.65

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1.5x scale

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.