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Finding the Fourth Proportional to 447,898.26, 618,099.63 and 246,694.26

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Solution

The fourth proportional to 447,898.26, 618,099.63 and 246,694.26 is: 340,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,898.26 : 618,099.63 = 246,694.26 : x
  2. Step 2: Convert to fraction form
    447,898.26/618,099.63 = 246,694.26/x
  3. Step 3: Cross multiply
    447,898.26x = 618,099.63 × 246,694.26
  4. Step 4: Simplify right side
    447,898.26x = 152,481,630,829.12
  5. Step 5: Solve for x
    x = 152,481,630,829.12/447,898.26
  6. Step 6: Final answer
    x = 340,438.10

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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.