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Finding the Fourth Proportional to 555,383.88, 832,903.20 and 200,351.52

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Solution

The fourth proportional to 555,383.88, 832,903.20 and 200,351.52 is: 300,465.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,383.88 : 832,903.20 = 200,351.52 : x
  2. Step 2: Convert to fraction form
    555,383.88/832,903.20 = 200,351.52/x
  3. Step 3: Cross multiply
    555,383.88x = 832,903.20 × 200,351.52
  4. Step 4: Simplify right side
    555,383.88x = 166,873,422,132.86
  5. Step 5: Solve for x
    x = 166,873,422,132.86/555,383.88
  6. Step 6: Final answer
    x = 300,465.01

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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.