Home / 1,579.50-2,369.93-605.48

Finding the Fourth Proportional to 1,579.50, 2,369.93 and 605.48

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Solution

The fourth proportional to 1,579.50, 2,369.93 and 605.48 is: 908.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.50 : 2,369.93 = 605.48 : x
  2. Step 2: Convert to fraction form
    1,579.50/2,369.93 = 605.48/x
  3. Step 3: Cross multiply
    1,579.50x = 2,369.93 × 605.48
  4. Step 4: Simplify right side
    1,579.50x = 1,434,930.34
  5. Step 5: Solve for x
    x = 1,434,930.34/1,579.50
  6. Step 6: Final answer
    x = 908.47

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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.