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Finding the Fourth Proportional to 322,185.27, 483,092.70 and 132,776.40

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Solution

The fourth proportional to 322,185.27, 483,092.70 and 132,776.40 is: 199,088.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,185.27 : 483,092.70 = 132,776.40 : x
  2. Step 2: Convert to fraction form
    322,185.27/483,092.70 = 132,776.40/x
  3. Step 3: Cross multiply
    322,185.27x = 483,092.70 × 132,776.40
  4. Step 4: Simplify right side
    322,185.27x = 64,143,309,572.28
  5. Step 5: Solve for x
    x = 64,143,309,572.28/322,185.27
  6. Step 6: Final answer
    x = 199,088.27

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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.