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Finding the Fourth Proportional to 568,241.53, 851,425.63 and 509,644.51

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Solution

The fourth proportional to 568,241.53, 851,425.63 and 509,644.51 is: 763,626.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,241.53 : 851,425.63 = 509,644.51 : x
  2. Step 2: Convert to fraction form
    568,241.53/851,425.63 = 509,644.51/x
  3. Step 3: Cross multiply
    568,241.53x = 851,425.63 × 509,644.51
  4. Step 4: Simplify right side
    568,241.53x = 433,924,394,600.12
  5. Step 5: Solve for x
    x = 433,924,394,600.12/568,241.53
  6. Step 6: Final answer
    x = 763,626.69

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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.