Home / 766,622.30-1,149,933.45-367,057.40

Finding the Fourth Proportional to 766,622.30, 1,149,933.45 and 367,057.40

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Solution

The fourth proportional to 766,622.30, 1,149,933.45 and 367,057.40 is: 550,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,622.30 : 1,149,933.45 = 367,057.40 : x
  2. Step 2: Convert to fraction form
    766,622.30/1,149,933.45 = 367,057.40/x
  3. Step 3: Cross multiply
    766,622.30x = 1,149,933.45 × 367,057.40
  4. Step 4: Simplify right side
    766,622.30x = 422,091,582,330.03
  5. Step 5: Solve for x
    x = 422,091,582,330.03/766,622.30
  6. Step 6: Final answer
    x = 550,586.10

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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.