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Finding the Fourth Proportional to 665,238.46, 998,251.35 and 244,809.58

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Solution

The fourth proportional to 665,238.46, 998,251.35 and 244,809.58 is: 367,359.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,238.46 : 998,251.35 = 244,809.58 : x
  2. Step 2: Convert to fraction form
    665,238.46/998,251.35 = 244,809.58/x
  3. Step 3: Cross multiply
    665,238.46x = 998,251.35 × 244,809.58
  4. Step 4: Simplify right side
    665,238.46x = 244,381,493,727.93
  5. Step 5: Solve for x
    x = 244,381,493,727.93/665,238.46
  6. Step 6: Final answer
    x = 367,359.24

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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.