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Finding the Fourth Proportional to 568,606.26, 784,656.03 and 313,951.98

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Solution

The fourth proportional to 568,606.26, 784,656.03 and 313,951.98 is: 433,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,606.26 : 784,656.03 = 313,951.98 : x
  2. Step 2: Convert to fraction form
    568,606.26/784,656.03 = 313,951.98/x
  3. Step 3: Cross multiply
    568,606.26x = 784,656.03 × 313,951.98
  4. Step 4: Simplify right side
    568,606.26x = 246,344,314,237.44
  5. Step 5: Solve for x
    x = 246,344,314,237.44/568,606.26
  6. Step 6: Final answer
    x = 433,242.35

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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.