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Finding the Fourth Proportional to 484,512.34, 668,620.36 and 269,652.37

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Solution

The fourth proportional to 484,512.34, 668,620.36 and 269,652.37 is: 372,116.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,512.34 : 668,620.36 = 269,652.37 : x
  2. Step 2: Convert to fraction form
    484,512.34/668,620.36 = 269,652.37/x
  3. Step 3: Cross multiply
    484,512.34x = 668,620.36 × 269,652.37
  4. Step 4: Simplify right side
    484,512.34x = 180,295,062,358.57
  5. Step 5: Solve for x
    x = 180,295,062,358.57/484,512.34
  6. Step 6: Final answer
    x = 372,116.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.