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Finding the Fourth Proportional to 483,379.72, 725,512.44 and 481,571.34

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Solution

The fourth proportional to 483,379.72, 725,512.44 and 481,571.34 is: 722,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,379.72 : 725,512.44 = 481,571.34 : x
  2. Step 2: Convert to fraction form
    483,379.72/725,512.44 = 481,571.34/x
  3. Step 3: Cross multiply
    483,379.72x = 725,512.44 × 481,571.34
  4. Step 4: Simplify right side
    483,379.72x = 349,386,001,083.70
  5. Step 5: Solve for x
    x = 349,386,001,083.70/483,379.72
  6. Step 6: Final answer
    x = 722,798.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.