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Finding the Fourth Proportional to 483.87, 725.00 and 346.22

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Solution

The fourth proportional to 483.87, 725.00 and 346.22 is: 518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.87 : 725.00 = 346.22 : x
  2. Step 2: Convert to fraction form
    483.87/725.00 = 346.22/x
  3. Step 3: Cross multiply
    483.87x = 725.00 × 346.22
  4. Step 4: Simplify right side
    483.87x = 251,012.89
  5. Step 5: Solve for x
    x = 251,012.89/483.87
  6. Step 6: Final answer
    x = 518.76

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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.