Home / 494,011.36-681,735.75-267,656.86

Finding the Fourth Proportional to 494,011.36, 681,735.75 and 267,656.86

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Solution

The fourth proportional to 494,011.36, 681,735.75 and 267,656.86 is: 369,366.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,011.36 : 681,735.75 = 267,656.86 : x
  2. Step 2: Convert to fraction form
    494,011.36/681,735.75 = 267,656.86/x
  3. Step 3: Cross multiply
    494,011.36x = 681,735.75 × 267,656.86
  4. Step 4: Simplify right side
    494,011.36x = 182,471,250,194.75
  5. Step 5: Solve for x
    x = 182,471,250,194.75/494,011.36
  6. Step 6: Final answer
    x = 369,366.51

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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.