Home / 1,579.14-2,369.04-539.22

Finding the Fourth Proportional to 1,579.14, 2,369.04 and 539.22

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Solution

The fourth proportional to 1,579.14, 2,369.04 and 539.22 is: 808.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.14 : 2,369.04 = 539.22 : x
  2. Step 2: Convert to fraction form
    1,579.14/2,369.04 = 539.22/x
  3. Step 3: Cross multiply
    1,579.14x = 2,369.04 × 539.22
  4. Step 4: Simplify right side
    1,579.14x = 1,277,433.75
  5. Step 5: Solve for x
    x = 1,277,433.75/1,579.14
  6. Step 6: Final answer
    x = 808.94

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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.