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Finding the Fourth Proportional to 335,900.36, 463,508.20 and 206,818.36

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Solution

The fourth proportional to 335,900.36, 463,508.20 and 206,818.36 is: 285,388.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,900.36 : 463,508.20 = 206,818.36 : x
  2. Step 2: Convert to fraction form
    335,900.36/463,508.20 = 206,818.36/x
  3. Step 3: Cross multiply
    335,900.36x = 463,508.20 × 206,818.36
  4. Step 4: Simplify right side
    335,900.36x = 95,862,005,770.55
  5. Step 5: Solve for x
    x = 95,862,005,770.55/335,900.36
  6. Step 6: Final answer
    x = 285,388.22

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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.