Home / 493,970.27-681,682.25-267,615.77

Finding the Fourth Proportional to 493,970.27, 681,682.25 and 267,615.77

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Solution

The fourth proportional to 493,970.27, 681,682.25 and 267,615.77 is: 369,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,970.27 : 681,682.25 = 267,615.77 : x
  2. Step 2: Convert to fraction form
    493,970.27/681,682.25 = 267,615.77/x
  3. Step 3: Cross multiply
    493,970.27x = 681,682.25 × 267,615.77
  4. Step 4: Simplify right side
    493,970.27x = 182,428,918,891.00
  5. Step 5: Solve for x
    x = 182,428,918,891.00/493,970.27
  6. Step 6: Final answer
    x = 369,311.54

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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.