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Finding the Fourth Proportional to 532,446.75, 798,786.78 and 200,022.75

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Solution

The fourth proportional to 532,446.75, 798,786.78 and 200,022.75 is: 300,077.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,446.75 : 798,786.78 = 200,022.75 : x
  2. Step 2: Convert to fraction form
    532,446.75/798,786.78 = 200,022.75/x
  3. Step 3: Cross multiply
    532,446.75x = 798,786.78 × 200,022.75
  4. Step 4: Simplify right side
    532,446.75x = 159,775,528,399.25
  5. Step 5: Solve for x
    x = 159,775,528,399.25/532,446.75
  6. Step 6: Final answer
    x = 300,077.95

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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.