Home / 965,291.52-1,448,733.60-485,654.88

Finding the Fourth Proportional to 965,291.52, 1,448,733.60 and 485,654.88

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Solution

The fourth proportional to 965,291.52, 1,448,733.60 and 485,654.88 is: 728,882.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,291.52 : 1,448,733.60 = 485,654.88 : x
  2. Step 2: Convert to fraction form
    965,291.52/1,448,733.60 = 485,654.88/x
  3. Step 3: Cross multiply
    965,291.52x = 1,448,733.60 × 485,654.88
  4. Step 4: Simplify right side
    965,291.52x = 703,584,542,659.97
  5. Step 5: Solve for x
    x = 703,584,542,659.97/965,291.52
  6. Step 6: Final answer
    x = 728,882.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.