Home / 329,731.68-454,789.44-208,892.64

Finding the Fourth Proportional to 329,731.68, 454,789.44 and 208,892.64

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Solution

The fourth proportional to 329,731.68, 454,789.44 and 208,892.64 is: 288,119.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,731.68 : 454,789.44 = 208,892.64 : x
  2. Step 2: Convert to fraction form
    329,731.68/454,789.44 = 208,892.64/x
  3. Step 3: Cross multiply
    329,731.68x = 454,789.44 × 208,892.64
  4. Step 4: Simplify right side
    329,731.68x = 95,002,166,765.72
  5. Step 5: Solve for x
    x = 95,002,166,765.72/329,731.68
  6. Step 6: Final answer
    x = 288,119.62

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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.