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Finding the Fourth Proportional to 444,072.12, 612,782.50 and 250,469.16

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Solution

The fourth proportional to 444,072.12, 612,782.50 and 250,469.16 is: 345,626.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,072.12 : 612,782.50 = 250,469.16 : x
  2. Step 2: Convert to fraction form
    444,072.12/612,782.50 = 250,469.16/x
  3. Step 3: Cross multiply
    444,072.12x = 612,782.50 × 250,469.16
  4. Step 4: Simplify right side
    444,072.12x = 153,483,117,724.61
  5. Step 5: Solve for x
    x = 153,483,117,724.61/444,072.12
  6. Step 6: Final answer
    x = 345,626.56

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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.