Home / 555,383.12-832,902.20-200,350.96

Finding the Fourth Proportional to 555,383.12, 832,902.20 and 200,350.96

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Solution

The fourth proportional to 555,383.12, 832,902.20 and 200,350.96 is: 300,464.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,383.12 : 832,902.20 = 200,350.96 : x
  2. Step 2: Convert to fraction form
    555,383.12/832,902.20 = 200,350.96/x
  3. Step 3: Cross multiply
    555,383.12x = 832,902.20 × 200,350.96
  4. Step 4: Simplify right side
    555,383.12x = 166,872,755,356.11
  5. Step 5: Solve for x
    x = 166,872,755,356.11/555,383.12
  6. Step 6: Final answer
    x = 300,464.22

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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.