Home / 1,159.27-1,738.91-293.58

Finding the Fourth Proportional to 1,159.27, 1,738.91 and 293.58

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Solution

The fourth proportional to 1,159.27, 1,738.91 and 293.58 is: 440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159.27 : 1,738.91 = 293.58 : x
  2. Step 2: Convert to fraction form
    1,159.27/1,738.91 = 293.58/x
  3. Step 3: Cross multiply
    1,159.27x = 1,738.91 × 293.58
  4. Step 4: Simplify right side
    1,159.27x = 510,507.73
  5. Step 5: Solve for x
    x = 510,507.73/1,159.27
  6. Step 6: Final answer
    x = 440.37

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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.