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Finding the Fourth Proportional to 447,441.92, 617,469.63 and 246,237.92

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Solution

The fourth proportional to 447,441.92, 617,469.63 and 246,237.92 is: 339,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,441.92 : 617,469.63 = 246,237.92 : x
  2. Step 2: Convert to fraction form
    447,441.92/617,469.63 = 246,237.92/x
  3. Step 3: Cross multiply
    447,441.92x = 617,469.63 × 246,237.92
  4. Step 4: Simplify right side
    447,441.92x = 152,044,437,354.37
  5. Step 5: Solve for x
    x = 152,044,437,354.37/447,441.92
  6. Step 6: Final answer
    x = 339,808.21

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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.