Home / 1,029.62-1,544.20-336.09

Finding the Fourth Proportional to 1,029.62, 1,544.20 and 336.09

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Solution

The fourth proportional to 1,029.62, 1,544.20 and 336.09 is: 504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029.62 : 1,544.20 = 336.09 : x
  2. Step 2: Convert to fraction form
    1,029.62/1,544.20 = 336.09/x
  3. Step 3: Cross multiply
    1,029.62x = 1,544.20 × 336.09
  4. Step 4: Simplify right side
    1,029.62x = 518,995.13
  5. Step 5: Solve for x
    x = 518,995.13/1,029.62
  6. Step 6: Final answer
    x = 504.06

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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.