Home / 1,226.00-1,839.14-360.32

Finding the Fourth Proportional to 1,226.00, 1,839.14 and 360.32

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Solution

The fourth proportional to 1,226.00, 1,839.14 and 360.32 is: 540.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226.00 : 1,839.14 = 360.32 : x
  2. Step 2: Convert to fraction form
    1,226.00/1,839.14 = 360.32/x
  3. Step 3: Cross multiply
    1,226.00x = 1,839.14 × 360.32
  4. Step 4: Simplify right side
    1,226.00x = 662,669.28
  5. Step 5: Solve for x
    x = 662,669.28/1,226.00
  6. Step 6: Final answer
    x = 540.51

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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.