Home / 1,362.30-2,044.13-540.56

Finding the Fourth Proportional to 1,362.30, 2,044.13 and 540.56

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Solution

The fourth proportional to 1,362.30, 2,044.13 and 540.56 is: 811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362.30 : 2,044.13 = 540.56 : x
  2. Step 2: Convert to fraction form
    1,362.30/2,044.13 = 540.56/x
  3. Step 3: Cross multiply
    1,362.30x = 2,044.13 × 540.56
  4. Step 4: Simplify right side
    1,362.30x = 1,104,961.99
  5. Step 5: Solve for x
    x = 1,104,961.99/1,362.30
  6. Step 6: Final answer
    x = 811.10

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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.