Home / 1,335.49-2,004.26-605.58

Finding the Fourth Proportional to 1,335.49, 2,004.26 and 605.58

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Solution

The fourth proportional to 1,335.49, 2,004.26 and 605.58 is: 908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335.49 : 2,004.26 = 605.58 : x
  2. Step 2: Convert to fraction form
    1,335.49/2,004.26 = 605.58/x
  3. Step 3: Cross multiply
    1,335.49x = 2,004.26 × 605.58
  4. Step 4: Simplify right side
    1,335.49x = 1,213,739.77
  5. Step 5: Solve for x
    x = 1,213,739.77/1,335.49
  6. Step 6: Final answer
    x = 908.83

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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.