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Finding the Fourth Proportional to 568,064.93, 851,884.76 and 243,812.09

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Solution

The fourth proportional to 568,064.93, 851,884.76 and 243,812.09 is: 365,626.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,064.93 : 851,884.76 = 243,812.09 : x
  2. Step 2: Convert to fraction form
    568,064.93/851,884.76 = 243,812.09/x
  3. Step 3: Cross multiply
    568,064.93x = 851,884.76 × 243,812.09
  4. Step 4: Simplify right side
    568,064.93x = 207,699,802,555.69
  5. Step 5: Solve for x
    x = 207,699,802,555.69/568,064.93
  6. Step 6: Final answer
    x = 365,626.87

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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.