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Finding the Fourth Proportional to 568,692.15, 784,793.77 and 326,963.04

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Solution

The fourth proportional to 568,692.15, 784,793.77 and 326,963.04 is: 451,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,692.15 : 784,793.77 = 326,963.04 : x
  2. Step 2: Convert to fraction form
    568,692.15/784,793.77 = 326,963.04/x
  3. Step 3: Cross multiply
    568,692.15x = 784,793.77 × 326,963.04
  4. Step 4: Simplify right side
    568,692.15x = 256,598,556,812.26
  5. Step 5: Solve for x
    x = 256,598,556,812.26/568,692.15
  6. Step 6: Final answer
    x = 451,208.19

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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.