Home / 766,986.30-1,150,613.10-317,460.60

Finding the Fourth Proportional to 766,986.30, 1,150,613.10 and 317,460.60

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Solution

The fourth proportional to 766,986.30, 1,150,613.10 and 317,460.60 is: 476,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,986.30 : 1,150,613.10 = 317,460.60 : x
  2. Step 2: Convert to fraction form
    766,986.30/1,150,613.10 = 317,460.60/x
  3. Step 3: Cross multiply
    766,986.30x = 1,150,613.10 × 317,460.60
  4. Step 4: Simplify right side
    766,986.30x = 365,274,325,093.86
  5. Step 5: Solve for x
    x = 365,274,325,093.86/766,986.30
  6. Step 6: Final answer
    x = 476,246.22

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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.