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Finding the Fourth Proportional to 550,422.27, 825,633.39 and 550,422.27

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Solution

The fourth proportional to 550,422.27, 825,633.39 and 550,422.27 is: 825,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,422.27 : 825,633.39 = 550,422.27 : x
  2. Step 2: Convert to fraction form
    550,422.27/825,633.39 = 550,422.27/x
  3. Step 3: Cross multiply
    550,422.27x = 825,633.39 × 550,422.27
  4. Step 4: Simplify right side
    550,422.27x = 454,447,004,711.60
  5. Step 5: Solve for x
    x = 454,447,004,711.60/550,422.27
  6. Step 6: Final answer
    x = 825,633.39

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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.