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Finding the Fourth Proportional to 636,604.35, 954,704.00 and 210,060.68

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Solution

The fourth proportional to 636,604.35, 954,704.00 and 210,060.68 is: 315,024.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,604.35 : 954,704.00 = 210,060.68 : x
  2. Step 2: Convert to fraction form
    636,604.35/954,704.00 = 210,060.68/x
  3. Step 3: Cross multiply
    636,604.35x = 954,704.00 × 210,060.68
  4. Step 4: Simplify right side
    636,604.35x = 200,545,767,190.35
  5. Step 5: Solve for x
    x = 200,545,767,190.35/636,604.35
  6. Step 6: Final answer
    x = 315,024.19

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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.