Home / 966,017.20-1,449,025.80-809,719.60

Finding the Fourth Proportional to 966,017.20, 1,449,025.80 and 809,719.60

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Solution

The fourth proportional to 966,017.20, 1,449,025.80 and 809,719.60 is: 1,214,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,017.20 : 1,449,025.80 = 809,719.60 : x
  2. Step 2: Convert to fraction form
    966,017.20/1,449,025.80 = 809,719.60/x
  3. Step 3: Cross multiply
    966,017.20x = 1,449,025.80 × 809,719.60
  4. Step 4: Simplify right side
    966,017.20x = 1,173,304,591,165.68
  5. Step 5: Solve for x
    x = 1,173,304,591,165.68/966,017.20
  6. Step 6: Final answer
    x = 1,214,579.40

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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.