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Finding the Fourth Proportional to 322,191.27, 483,101.73 and 132,782.40

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Solution

The fourth proportional to 322,191.27, 483,101.73 and 132,782.40 is: 199,097.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,191.27 : 483,101.73 = 132,782.40 : x
  2. Step 2: Convert to fraction form
    322,191.27/483,101.73 = 132,782.40/x
  3. Step 3: Cross multiply
    322,191.27x = 483,101.73 × 132,782.40
  4. Step 4: Simplify right side
    322,191.27x = 64,147,407,153.55
  5. Step 5: Solve for x
    x = 64,147,407,153.55/322,191.27
  6. Step 6: Final answer
    x = 199,097.29

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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.