Home / 335,143.50-462,446.38-199,127.08

Finding the Fourth Proportional to 335,143.50, 462,446.38 and 199,127.08

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Solution

The fourth proportional to 335,143.50, 462,446.38 and 199,127.08 is: 274,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,143.50 : 462,446.38 = 199,127.08 : x
  2. Step 2: Convert to fraction form
    335,143.50/462,446.38 = 199,127.08/x
  3. Step 3: Cross multiply
    335,143.50x = 462,446.38 × 199,127.08
  4. Step 4: Simplify right side
    335,143.50x = 92,085,597,305.97
  5. Step 5: Solve for x
    x = 92,085,597,305.97/335,143.50
  6. Step 6: Final answer
    x = 274,764.68

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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.