Home / 1,544.90-2,317.50-449.24

Finding the Fourth Proportional to 1,544.90, 2,317.50 and 449.24

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Solution

The fourth proportional to 1,544.90, 2,317.50 and 449.24 is: 673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544.90 : 2,317.50 = 449.24 : x
  2. Step 2: Convert to fraction form
    1,544.90/2,317.50 = 449.24/x
  3. Step 3: Cross multiply
    1,544.90x = 2,317.50 × 449.24
  4. Step 4: Simplify right side
    1,544.90x = 1,041,113.70
  5. Step 5: Solve for x
    x = 1,041,113.70/1,544.90
  6. Step 6: Final answer
    x = 673.90

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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.