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Finding the Fourth Proportional to 483,876.48, 725,804.48 and 259,313.28

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Solution

The fourth proportional to 483,876.48, 725,804.48 and 259,313.28 is: 388,964.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,876.48 : 725,804.48 = 259,313.28 : x
  2. Step 2: Convert to fraction form
    483,876.48/725,804.48 = 259,313.28/x
  3. Step 3: Cross multiply
    483,876.48x = 725,804.48 × 259,313.28
  4. Step 4: Simplify right side
    483,876.48x = 188,210,740,347.49
  5. Step 5: Solve for x
    x = 188,210,740,347.49/483,876.48
  6. Step 6: Final answer
    x = 388,964.43

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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.