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Finding the Fourth Proportional to 301,033.22, 450,664.02 and 200,945.16

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Solution

The fourth proportional to 301,033.22, 450,664.02 and 200,945.16 is: 300,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,033.22 : 450,664.02 = 200,945.16 : x
  2. Step 2: Convert to fraction form
    301,033.22/450,664.02 = 200,945.16/x
  3. Step 3: Cross multiply
    301,033.22x = 450,664.02 × 200,945.16
  4. Step 4: Simplify right side
    301,033.22x = 90,558,753,605.14
  5. Step 5: Solve for x
    x = 90,558,753,605.14/301,033.22
  6. Step 6: Final answer
    x = 300,826.45

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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.