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Finding the Fourth Proportional to 493,668.86, 681,263.04 and 267,314.36

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Solution

The fourth proportional to 493,668.86, 681,263.04 and 267,314.36 is: 368,893.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,668.86 : 681,263.04 = 267,314.36 : x
  2. Step 2: Convert to fraction form
    493,668.86/681,263.04 = 267,314.36/x
  3. Step 3: Cross multiply
    493,668.86x = 681,263.04 × 267,314.36
  4. Step 4: Simplify right side
    493,668.86x = 182,111,390,122.94
  5. Step 5: Solve for x
    x = 182,111,390,122.94/493,668.86
  6. Step 6: Final answer
    x = 368,893.82

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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.