Home / 1,592.19-2,388.31-496.56

Finding the Fourth Proportional to 1,592.19, 2,388.31 and 496.56

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Solution

The fourth proportional to 1,592.19, 2,388.31 and 496.56 is: 744.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.19 : 2,388.31 = 496.56 : x
  2. Step 2: Convert to fraction form
    1,592.19/2,388.31 = 496.56/x
  3. Step 3: Cross multiply
    1,592.19x = 2,388.31 × 496.56
  4. Step 4: Simplify right side
    1,592.19x = 1,185,939.21
  5. Step 5: Solve for x
    x = 1,185,939.21/1,592.19
  6. Step 6: Final answer
    x = 744.85

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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.