Home / 765,969.66-1,149,479.37-267,333.66

Finding the Fourth Proportional to 765,969.66, 1,149,479.37 and 267,333.66

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Solution

The fourth proportional to 765,969.66, 1,149,479.37 and 267,333.66 is: 401,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,969.66 : 1,149,479.37 = 267,333.66 : x
  2. Step 2: Convert to fraction form
    765,969.66/1,149,479.37 = 267,333.66/x
  3. Step 3: Cross multiply
    765,969.66x = 1,149,479.37 × 267,333.66
  4. Step 4: Simplify right side
    765,969.66x = 307,294,527,076.59
  5. Step 5: Solve for x
    x = 307,294,527,076.59/765,969.66
  6. Step 6: Final answer
    x = 401,183.68

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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.