Home / 493,867.47-681,536.48-267,513.87

Finding the Fourth Proportional to 493,867.47, 681,536.48 and 267,513.87

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Solution

The fourth proportional to 493,867.47, 681,536.48 and 267,513.87 is: 369,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,867.47 : 681,536.48 = 267,513.87 : x
  2. Step 2: Convert to fraction form
    493,867.47/681,536.48 = 267,513.87/x
  3. Step 3: Cross multiply
    493,867.47x = 681,536.48 × 267,513.87
  4. Step 4: Simplify right side
    493,867.47x = 182,320,459,973.41
  5. Step 5: Solve for x
    x = 182,320,459,973.41/493,867.47
  6. Step 6: Final answer
    x = 369,168.80

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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.