Home / 951,994.36-1,427,980.56-321,351.04

Finding the Fourth Proportional to 951,994.36, 1,427,980.56 and 321,351.04

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Solution

The fourth proportional to 951,994.36, 1,427,980.56 and 321,351.04 is: 482,022.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,994.36 : 1,427,980.56 = 321,351.04 : x
  2. Step 2: Convert to fraction form
    951,994.36/1,427,980.56 = 321,351.04/x
  3. Step 3: Cross multiply
    951,994.36x = 1,427,980.56 × 321,351.04
  4. Step 4: Simplify right side
    951,994.36x = 458,883,038,055.78
  5. Step 5: Solve for x
    x = 458,883,038,055.78/951,994.36
  6. Step 6: Final answer
    x = 482,022.85

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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.