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Finding the Fourth Proportional to 655,924.77, 983,667.06 and 251,022.54

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Solution

The fourth proportional to 655,924.77, 983,667.06 and 251,022.54 is: 376,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,924.77 : 983,667.06 = 251,022.54 : x
  2. Step 2: Convert to fraction form
    655,924.77/983,667.06 = 251,022.54/x
  3. Step 3: Cross multiply
    655,924.77x = 983,667.06 × 251,022.54
  4. Step 4: Simplify right side
    655,924.77x = 246,922,603,915.53
  5. Step 5: Solve for x
    x = 246,922,603,915.53/655,924.77
  6. Step 6: Final answer
    x = 376,449.58

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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.