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Finding the Fourth Proportional to 555,179.98, 832,767.24 and 134,455.84

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Solution

The fourth proportional to 555,179.98, 832,767.24 and 134,455.84 is: 201,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,179.98 : 832,767.24 = 134,455.84 : x
  2. Step 2: Convert to fraction form
    555,179.98/832,767.24 = 134,455.84/x
  3. Step 3: Cross multiply
    555,179.98x = 832,767.24 × 134,455.84
  4. Step 4: Simplify right side
    555,179.98x = 111,970,418,778.68
  5. Step 5: Solve for x
    x = 111,970,418,778.68/555,179.98
  6. Step 6: Final answer
    x = 201,683.10

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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.