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Finding the Fourth Proportional to 444,579.78, 613,520.03 and 240,630.65

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Solution

The fourth proportional to 444,579.78, 613,520.03 and 240,630.65 is: 332,070.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,579.78 : 613,520.03 = 240,630.65 : x
  2. Step 2: Convert to fraction form
    444,579.78/613,520.03 = 240,630.65/x
  3. Step 3: Cross multiply
    444,579.78x = 613,520.03 × 240,630.65
  4. Step 4: Simplify right side
    444,579.78x = 147,631,721,140.90
  5. Step 5: Solve for x
    x = 147,631,721,140.90/444,579.78
  6. Step 6: Final answer
    x = 332,070.26

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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.