Home / 777,815.20-1,167,183.60-566,922.40

Finding the Fourth Proportional to 777,815.20, 1,167,183.60 and 566,922.40

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Solution

The fourth proportional to 777,815.20, 1,167,183.60 and 566,922.40 is: 850,719.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,815.20 : 1,167,183.60 = 566,922.40 : x
  2. Step 2: Convert to fraction form
    777,815.20/1,167,183.60 = 566,922.40/x
  3. Step 3: Cross multiply
    777,815.20x = 1,167,183.60 × 566,922.40
  4. Step 4: Simplify right side
    777,815.20x = 661,702,527,752.64
  5. Step 5: Solve for x
    x = 661,702,527,752.64/777,815.20
  6. Step 6: Final answer
    x = 850,719.46

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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.