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Finding the Fourth Proportional to 568,523.04, 784,562.96 and 313,874.72

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Solution

The fourth proportional to 568,523.04, 784,562.96 and 313,874.72 is: 433,147.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,523.04 : 784,562.96 = 313,874.72 : x
  2. Step 2: Convert to fraction form
    568,523.04/784,562.96 = 313,874.72/x
  3. Step 3: Cross multiply
    568,523.04x = 784,562.96 × 313,874.72
  4. Step 4: Simplify right side
    568,523.04x = 246,254,479,392.37
  5. Step 5: Solve for x
    x = 246,254,479,392.37/568,523.04
  6. Step 6: Final answer
    x = 433,147.76

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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.