Home / 1,464.26-2,195.88-423.98

Finding the Fourth Proportional to 1,464.26, 2,195.88 and 423.98

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Solution

The fourth proportional to 1,464.26, 2,195.88 and 423.98 is: 635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.26 : 2,195.88 = 423.98 : x
  2. Step 2: Convert to fraction form
    1,464.26/2,195.88 = 423.98/x
  3. Step 3: Cross multiply
    1,464.26x = 2,195.88 × 423.98
  4. Step 4: Simplify right side
    1,464.26x = 931,016.02
  5. Step 5: Solve for x
    x = 931,016.02/1,464.26
  6. Step 6: Final answer
    x = 635.83

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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.