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Finding the Fourth Proportional to 557,898.96, 836,801.04 and 220,847.96

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Solution

The fourth proportional to 557,898.96, 836,801.04 and 220,847.96 is: 331,253.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,898.96 : 836,801.04 = 220,847.96 : x
  2. Step 2: Convert to fraction form
    557,898.96/836,801.04 = 220,847.96/x
  3. Step 3: Cross multiply
    557,898.96x = 836,801.04 × 220,847.96
  4. Step 4: Simplify right side
    557,898.96x = 184,805,802,609.88
  5. Step 5: Solve for x
    x = 184,805,802,609.88/557,898.96
  6. Step 6: Final answer
    x = 331,253.18

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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.