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Finding the Fourth Proportional to 568,229.02, 784,174.39 and 323,207.48

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Solution

The fourth proportional to 568,229.02, 784,174.39 and 323,207.48 is: 446,036.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,229.02 : 784,174.39 = 323,207.48 : x
  2. Step 2: Convert to fraction form
    568,229.02/784,174.39 = 323,207.48/x
  3. Step 3: Cross multiply
    568,229.02x = 784,174.39 × 323,207.48
  4. Step 4: Simplify right side
    568,229.02x = 253,451,024,551.57
  5. Step 5: Solve for x
    x = 253,451,024,551.57/568,229.02
  6. Step 6: Final answer
    x = 446,036.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.