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Finding the Fourth Proportional to 665,778.52, 998,569.50 and 244,956.52

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Solution

The fourth proportional to 665,778.52, 998,569.50 and 244,956.52 is: 367,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,778.52 : 998,569.50 = 244,956.52 : x
  2. Step 2: Convert to fraction form
    665,778.52/998,569.50 = 244,956.52/x
  3. Step 3: Cross multiply
    665,778.52x = 998,569.50 × 244,956.52
  4. Step 4: Simplify right side
    665,778.52x = 244,606,109,698.14
  5. Step 5: Solve for x
    x = 244,606,109,698.14/665,778.52
  6. Step 6: Final answer
    x = 367,398.62

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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.