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Finding the Fourth Proportional to 568,628.32, 852,706.68 and 231,440.12

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Solution

The fourth proportional to 568,628.32, 852,706.68 and 231,440.12 is: 347,064.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,628.32 : 852,706.68 = 231,440.12 : x
  2. Step 2: Convert to fraction form
    568,628.32/852,706.68 = 231,440.12/x
  3. Step 3: Cross multiply
    568,628.32x = 852,706.68 × 231,440.12
  4. Step 4: Simplify right side
    568,628.32x = 197,350,536,344.00
  5. Step 5: Solve for x
    x = 197,350,536,344.00/568,628.32
  6. Step 6: Final answer
    x = 347,064.21

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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.