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Finding the Fourth Proportional to 555,404.62, 832,934.70 and 200,372.52

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Solution

The fourth proportional to 555,404.62, 832,934.70 and 200,372.52 is: 300,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,404.62 : 832,934.70 = 200,372.52 : x
  2. Step 2: Convert to fraction form
    555,404.62/832,934.70 = 200,372.52/x
  3. Step 3: Cross multiply
    555,404.62x = 832,934.70 × 200,372.52
  4. Step 4: Simplify right side
    555,404.62x = 166,897,224,834.44
  5. Step 5: Solve for x
    x = 166,897,224,834.44/555,404.62
  6. Step 6: Final answer
    x = 300,496.64

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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.