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Finding the Fourth Proportional to 447,433.92, 617,458.90 and 246,229.92

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Solution

The fourth proportional to 447,433.92, 617,458.90 and 246,229.92 is: 339,797.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,433.92 : 617,458.90 = 246,229.92 : x
  2. Step 2: Convert to fraction form
    447,433.92/617,458.90 = 246,229.92/x
  3. Step 3: Cross multiply
    447,433.92x = 617,458.90 × 246,229.92
  4. Step 4: Simplify right side
    447,433.92x = 152,036,855,550.29
  5. Step 5: Solve for x
    x = 152,036,855,550.29/447,433.92
  6. Step 6: Final answer
    x = 339,797.34

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1.5x scale

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.