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Finding the Fourth Proportional to 483,711.54, 725,568.12 and 184,123.32

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Solution

The fourth proportional to 483,711.54, 725,568.12 and 184,123.32 is: 276,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,711.54 : 725,568.12 = 184,123.32 : x
  2. Step 2: Convert to fraction form
    483,711.54/725,568.12 = 184,123.32/x
  3. Step 3: Cross multiply
    483,711.54x = 725,568.12 × 184,123.32
  4. Step 4: Simplify right side
    483,711.54x = 133,594,011,140.56
  5. Step 5: Solve for x
    x = 133,594,011,140.56/483,711.54
  6. Step 6: Final answer
    x = 276,185.29

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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.