Home / 766,984.60-1,149,612.90-367,816.60

Finding the Fourth Proportional to 766,984.60, 1,149,612.90 and 367,816.60

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Solution

The fourth proportional to 766,984.60, 1,149,612.90 and 367,816.60 is: 551,310.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,984.60 : 1,149,612.90 = 367,816.60 : x
  2. Step 2: Convert to fraction form
    766,984.60/1,149,612.90 = 367,816.60/x
  3. Step 3: Cross multiply
    766,984.60x = 1,149,612.90 × 367,816.60
  4. Step 4: Simplify right side
    766,984.60x = 422,846,708,194.14
  5. Step 5: Solve for x
    x = 422,846,708,194.14/766,984.60
  6. Step 6: Final answer
    x = 551,310.56

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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.