Home / 1,115.33-1,669.38-594.59

Finding the Fourth Proportional to 1,115.33, 1,669.38 and 594.59

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Solution

The fourth proportional to 1,115.33, 1,669.38 and 594.59 is: 889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115.33 : 1,669.38 = 594.59 : x
  2. Step 2: Convert to fraction form
    1,115.33/1,669.38 = 594.59/x
  3. Step 3: Cross multiply
    1,115.33x = 1,669.38 × 594.59
  4. Step 4: Simplify right side
    1,115.33x = 992,596.65
  5. Step 5: Solve for x
    x = 992,596.65/1,115.33
  6. Step 6: Final answer
    x = 889.96

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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.