Home / 882,451.76-1,323,414.60-321,355.04

Finding the Fourth Proportional to 882,451.76, 1,323,414.60 and 321,355.04

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Solution

The fourth proportional to 882,451.76, 1,323,414.60 and 321,355.04 is: 481,936.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,451.76 : 1,323,414.60 = 321,355.04 : x
  2. Step 2: Convert to fraction form
    882,451.76/1,323,414.60 = 321,355.04/x
  3. Step 3: Cross multiply
    882,451.76x = 1,323,414.60 × 321,355.04
  4. Step 4: Simplify right side
    882,451.76x = 425,285,951,719.58
  5. Step 5: Solve for x
    x = 425,285,951,719.58/882,451.76
  6. Step 6: Final answer
    x = 481,936.77

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1.5x scale

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.